{ "model": { "rank": 2124, "code": "thing-q44727", "model_id": "vr.tr.chickenpox", "name": "chickenpox", "purpose": "Let an agent explain chickenpox and its course in general terms from public health sources, describe complications and risk groups, relay vaccination and infection control guidance, and route personal cases to clinicians.", "family": "Thing Registry", "category": "Cross-cutting context", "status": "research-draft", "kind": "thing", "plane": "XCT", "domain": "XCT.STA", "industry": "", "version": "", "url": "/models/thing/q44727/", "tier": 2, "score": 114, "payload": { "layer": "wikidata", "aliases": [ "Varicella-zoster virus pneumonia", "varicella, severe recurrent" ], "aliasCount": 2, "merged": 2, "knownIn": 114, "facets": null, "markers": [], "lexicalClass": "", "senseRank": null, "alsoRegisteredAs": null, "source": { "dataset": "wikidata", "item": "Q44727", "url": "https://www.wikidata.org/wiki/Q44727", "license": "CC0 1.0" } }, "research": { "vercy": "1.0-draft", "publication": { "status": "research-draft", "adjudicationStatus": "unreviewed", "publishableCanonical": false, "generatedAt": "2026-09-13T03:12:17Z", "providers": [ "Claude" ], "breadth": "written by Claude from model knowledge without web access - no source was read, every claim is a lead to verify", "pass": 2, "wave": 3, "engine": "claude" }, "metaModel": { "id": "THING-Q44727", "registryId": "vr.tr.chickenpox", "name": "chickenpox", "version": "0.2.0-wave.3", "entryKind": "thing", "family": "Thing Registry", "domain": [ "XCT.STA" ], "status": "research-draft" }, "canonicalUrl": "https://ver.cy/models/thing/q44727/", "model": { "registry_id": "vr.tr.chickenpox", "name": "chickenpox", "purpose": "Let an agent explain chickenpox and its course in general terms from public health sources, describe complications and risk groups, relay vaccination and infection control guidance, and route personal cases to clinicians.", "definition": "A highly contagious disease caused by primary infection with the varicella-zoster virus, producing fever and an itchy rash of blisters, usually mild in children but more severe in adults, pregnant women, newborns and immunocompromised people, with complications such as bacterial skin infection, varicella pneumonia and encephalitis, and congenital varicella syndrome when infection occurs in early pregnancy; the virus then remains latent and can reactivate as shingles, and vaccination has greatly reduced cases where used.", "what_it_is_for": "Not applicable; a disease.", "affordances": [ "explain the disease and course", "describe complications and risk groups", "relay vaccination and control", "route personal cases" ], "distinguishing_features": [ "Blister rash in crops", "High contagiousness", "Latency and shingles", "Vaccine preventable" ], "appearance": "Not a visible object; an itchy rash of small blisters in crops.", "visual_identification": [ "Primary varicella-zoster infection", "Childhood chickenpox, severe adult varicella, varicella pneumonia, congenital varicella", "Shingles is reactivation of the same virus; measles and hand, foot and mouth disease have different rashes" ], "physical_properties": [ { "quantity": "incubation", "typical_range": "10-21", "unit": "days", "note": "" }, { "quantity": "contagious period", "typical_range": "from 1-2 days before rash until lesions crust", "unit": "period", "note": "" }, { "quantity": "vaccine effectiveness against any disease", "typical_range": "about 80-90", "unit": "percent", "note": "one dose; higher with two" } ], "families_and_kinds": [ "uncomplicated childhood chickenpox", "adult varicella", "varicella in pregnancy and congenital varicella syndrome", "neonatal varicella", "varicella in immunocompromised people", "complications such as varicella pneumonia and encephalitis", "breakthrough varicella after vaccination" ], "related_models": [ { "relation": "is a kind of", "target": "varicella zoster infection", "why": "in registry terms" }, { "relation": "is a kind of", "target": "skin infection", "why": "in registry terms" }, { "relation": "is caused by", "target": "varicella-zoster virus", "why": "a herpesvirus" }, { "relation": "is followed by", "target": "shingles", "why": "on reactivation" } ], "identifiers": [ { "scheme": "ICD-11", "value_or_pattern": "1E90", "note": "varicella" }, { "scheme": "MeSH", "value_or_pattern": "D002644", "note": "chickenpox" } ], "standards_and_regulation": [ "National immunisation schedules including varicella vaccine", "Notifiable disease rules in some countries", "School and workplace exclusion guidance" ], "failure_modes_and_hazards": [ "Severe disease in adults, pregnancy and immunocompromised people", "Aspirin use in children with varicella and Reye syndrome", "Agents giving personal medical advice", "Confusing with other rashes" ], "in_scope": [], "out_of_scope": [], "characteristics": [] }, "sources": [], "structure": { "bundles": [ { "id": "help", "name": "Help", "description": "When to seek care.", "rationale": "Safety.", "layers": [ { "id": "urgent", "name": "Urgent", "description": "Warning signs.", "findings": [ { "id": "urgent-finding", "name": "Urgent", "description": "Urgent.", "questions": [ { "text": "Which signs, such as breathing difficulty, confusion or spreading skin infection, need urgent care?", "kind": "action" }, { "text": "Is the user describing such signs, which need emergency or urgent care now?", "kind": "boundary" } ] } ] }, { "id": "risk", "name": "Risk", "description": "Risk groups.", "findings": [ { "id": "risk-finding", "name": "Risk", "description": "Risk.", "questions": [ { "text": "Why do adults, pregnant women, newborns and immunocompromised people need prompt medical advice after exposure?", "kind": "provenance" }, { "text": "Is the user in a risk group, which needs a clinician promptly?", "kind": "boundary" } ] } ] } ] }, { "id": "understand", "name": "Understand", "description": "The disease.", "rationale": "Clinical.", "layers": [ { "id": "course", "name": "Course", "description": "Course and transmission.", "findings": [ { "id": "course-finding", "name": "Course", "description": "Course.", "questions": [ { "text": "How does chickenpox spread, and how does it progress from incubation to recovery?", "kind": "definition" }, { "text": "Is the question about chickenpox, shingles or another rash?", "kind": "boundary" } ] } ] }, { "id": "complications", "name": "Complications", "description": "Complications.", "findings": [ { "id": "complications-finding", "name": "Complications", "description": "Complications.", "questions": [ { "text": "What complications such as varicella pneumonia and congenital varicella can occur?", "kind": "provenance" }, { "text": "Which entry fits the specific complication?", "kind": "action" } ] } ] } ] }, { "id": "manage", "name": "Manage", "description": "Care and prevention.", "rationale": "Public health.", "layers": [ { "id": "care", "name": "Care", "description": "Care.", "findings": [ { "id": "care-finding", "name": "Care", "description": "Care.", "questions": [ { "text": "What general care do health services advise, and when are antivirals used?", "kind": "provenance" }, { "text": "Which references are standard?", "kind": "provenance" } ] } ] }, { "id": "vaccine", "name": "Vaccine", "description": "Vaccination and control.", "findings": [ { "id": "vaccine-finding", "name": "Vaccine", "description": "Vaccine.", "questions": [ { "text": "How does varicella vaccination work, which countries use it, and what exclusion rules apply?", "kind": "provenance" }, { "text": "Which sources are cited?", "kind": "provenance" } ] } ] } ] }, { "id": "context", "name": "Context", "description": "Epidemiology and history.", "rationale": "Context.", "layers": [ { "id": "epidemiology", "name": "Epidemiology", "description": "Epidemiology.", "findings": [ { "id": "epidemiology-finding", "name": "Epidemiology", "description": "Epidemiology.", "questions": [ { "text": "How has vaccination changed chickenpox incidence, and what debates surround universal vaccination, with positions attributed?", "kind": "provenance" }, { "text": "Is the presentation neutral?", "kind": "boundary" } ] } ] }, { "id": "history", "name": "History", "description": "History.", "findings": [ { "id": "history-finding", "name": "History", "description": "History.", "questions": [ { "text": "How was chickenpox distinguished from smallpox, and how was the vaccine developed?", "kind": "provenance" }, { "text": "Which entry fits the history of vaccines?", "kind": "action" } ] } ] } ] } ] }, "openQuestions": [ "Should shingles and varicella vaccine be separate primary entries?", "How should public health guidance be linked?", "The registry entry has merged aliases naming complications; should they be split off?" ], "statistics": { "bundles": 4, "layers": 8, "findings": 8, "questions": 16 } }, "draft": { "generator": "vr.draft.v3", "status": "draft-generated", "researched": false, "archetype": "abstract concept", "method": "Written from the archetype playbook - what this kind of thing needs beyond identity and provenance - and from the structure that recurred across 6,333 models already researched by two engines. Applied to this entry by rule. No source was read for this thing and no claim here is researched. This entry carries no facets of its own, so they were inferred from its domain - a guess about a whole domain applied to one thing.", "facetsInferred": true, "nextPass": "A researcher replaces this draft with a sourced specification. Treat every sentence below as a proposal to argue with.", "purpose": "Give an agent a durable, checkable way to recognise a chickenpox, record what state it is in, and decide what may be done with it.", "whatItIs": "Let an agent explain chickenpox and its course in general terms from public health sources, describe complications and risk groups, relay vaccination and infection control guidance, and route personal cases to clinicians.", "characteristics": { "substance": "abstract", "origin": "conceptual", "agency": "inert" }, "whatYouCanDoWithIt": [ "observed and measured" ], "distinguishingFeatures": [ "Names folded into this entry, which a task may need to split apart again: Varicella-zoster virus pneumonia, varicella, severe recurrent.", "2 finer distinctions are held as aliases rather than separate entries, because telling them apart needs a task that asks for it.", "Described in 114 Wikipedia languages, which is a measure of how widely the thing is known, not of how important it is." ], "openQuestionsForResearch": [ "Which of the bundles below does a real task actually need, and which are ceremony?", "What does this thing have that the facets do not capture at all?", "Which neighbouring kind is most often confused with a chickenpox, and on what evidence are they told apart?" ], "whatItIsMadeOf": "an abstraction with no physical instance", "physicalCharacter": [ "Does nothing on its own; everything it does, something else did to it.", "These come from the domain this entry sits in rather than from the entry itself, so treat them as a first guess about the whole domain applied to one thing." ], "whatCanBeDoneWithIt": [ "observe it, measure it, record its state" ], "howItIsRecognised": [ "Nothing to see. What is recognised is an instance of it, and which instances count is exactly what is argued about." ], "relatedModels": [ { "relation": "covers", "note": "Finer kinds folded into this entry because telling them apart needs a task that asks for it. Each is a model waiting to be split out when one does.", "targets": [ "Varicella-zoster virus pneumonia", "varicella, severe recurrent" ] } ], "standing": "Described in 114 Wikipedia languages, which measures how widely it is written about rather than how important or how common it is. 2 finer distinctions are held inside this entry as names rather than as separate models.", "structure": { "bundles": [ { "id": "identity-and-classification", "name": "Identity, naming and classification", "description": "How an agent tells one chickenpox from another, and a chickenpox from things that resemble it.", "rationale": "Recognition comes before every other claim. Without stable identity nothing else in the model can be trusted to be about the same thing twice.", "layers": [ { "id": "naming-and-identifiers", "name": "Names and identifiers", "description": "The names this thing goes by and the identifiers that survive translation and time.", "findings": [ { "id": "preferred-name-and-aliases", "name": "Preferred name, aliases and local names", "description": "Which name to use, which names mean the same thing, and which merely sound similar.", "questions": [ { "id": "preferred-name-and-aliases-q01", "text": "What identifies and describes the name of a chickenpox, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "preferred-name-and-aliases-q02", "text": "Who or what asserted this about the name of a chickenpox, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "preferred-name-and-aliases-q03", "text": "What may an agent decide or do once the name of a chickenpox is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] }, { "id": "stable-identifiers", "name": "Stable identifiers and external keys", "description": "Identifiers that keep pointing at this kind of thing across systems and languages.", "questions": [ { "id": "stable-identifiers-q01", "text": "What identifies and describes an identifier for a chickenpox, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "stable-identifiers-q02", "text": "Who or what asserted this about an identifier for a chickenpox, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "stable-identifiers-q03", "text": "What may an agent decide or do once an identifier for a chickenpox is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] }, { "id": "classification-and-granularity", "name": "Classification and granularity", "description": "Where a chickenpox sits among kinds, and how finely a task needs to cut it.", "findings": [ { "id": "kind-and-parents", "name": "Kind, parents and neighbouring kinds", "description": "The classes this thing belongs to and the ones it is next to.", "questions": [ { "id": "kind-and-parents-q01", "text": "What identifies and describes the kind of a chickenpox, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "kind-and-parents-q02", "text": "Who or what asserted this about the kind of a chickenpox, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "kind-and-parents-q03", "text": "What may an agent decide or do once the kind of a chickenpox is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] }, { "id": "distinguishing-features", "name": "Distinguishing features", "description": "What separates a chickenpox from the things most often confused with it.", "questions": [ { "id": "distinguishing-features-q01", "text": "What identifies and describes what distinguishes a chickenpox, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "distinguishing-features-q02", "text": "Who or what asserted this about what distinguishes a chickenpox, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "distinguishing-features-q03", "text": "What may an agent decide or do once what distinguishes a chickenpox is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] }, { "id": "state-and-lifecycle", "name": "State and lifecycle", "description": "The states a chickenpox passes through and the events that move it between them.", "rationale": "Most decisions about a thing depend on what state it is in now, which is a claim with a time on it, not a property.", "layers": [ { "id": "lifecycle-stages", "name": "Lifecycle stages", "description": "From coming into existence to ceasing to be one of these.", "findings": [ { "id": "stages-and-transitions", "name": "Stages and transitions", "description": "The stages worth naming and what moves a chickenpox between them.", "questions": [ { "id": "stages-and-transitions-q01", "text": "What identifies and describes the lifecycle of a chickenpox, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "stages-and-transitions-q02", "text": "Who or what asserted this about the lifecycle of a chickenpox, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "stages-and-transitions-q03", "text": "What may an agent decide or do once the lifecycle of a chickenpox is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] }, { "id": "observations-and-status", "name": "Observations and current status", "description": "What is observed about a chickenpox, how often and by whom.", "findings": [ { "id": "observation-record", "name": "Observation record", "description": "How an observation of a chickenpox is recorded so that it can be superseded rather than overwritten.", "questions": [ { "id": "observation-record-q01", "text": "What identifies and describes an observation of a chickenpox, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "observation-record-q02", "text": "Who or what asserted this about an observation of a chickenpox, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "observation-record-q03", "text": "What may an agent decide or do once an observation of a chickenpox is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] }, { "id": "definitions-in-contest", "name": "Definitions and who holds them", "description": "What chickenpox is taken to mean, and by whom.", "rationale": "When a field disagrees about a concept, the disagreement is the content. A model that picks one definition silently destroys the information.", "layers": [ { "id": "competing-definitions", "name": "Competing definitions", "description": "The main readings and the traditions behind them.", "findings": [ { "id": "definition-map", "name": "Definitions and their holders", "description": "Each definition with the school or body that holds it.", "questions": [ { "id": "definition-map-q01", "text": "Which definitions of chickenpox are in use, and which tradition or body holds each?", "kind": "definition" }, { "id": "definition-map-q02", "text": "What turns on the difference between them in practice?", "kind": "boundary" } ] } ] }, { "id": "operationalisation", "name": "Operationalisation", "description": "How it is measured or applied when it has to be.", "findings": [ { "id": "operational-record", "name": "Measures and proxies", "description": "Instruments and indicators used to stand in for it.", "questions": [ { "id": "operational-record-q01", "text": "How is chickenpox operationalised or measured in practice, and by what instrument?", "kind": "measurement" }, { "id": "operational-record-q02", "text": "What does that operationalisation leave out, and when does that matter?", "kind": "boundary" } ] } ] } ] }, { "id": "instances-and-use", "name": "Instances, use and consequence", "description": "What counts as an instance of chickenpox and what follows from calling something that.", "rationale": "Applying a concept is an act with consequences, so a model must say what the label licenses and what it does not.", "layers": [ { "id": "instances", "name": "What counts as an instance", "description": "Clear cases, borderline cases and non-cases.", "findings": [ { "id": "instance-tests", "name": "Tests for an instance", "description": "What would settle whether something falls under it.", "questions": [ { "id": "instance-tests-q01", "text": "What would settle whether something is an instance of chickenpox?", "kind": "boundary" }, { "id": "instance-tests-q02", "text": "Which borderline cases are argued about, and on what grounds?", "kind": "definition" } ] } ] }, { "id": "consequence", "name": "Consequence of application", "description": "Rights, duties or decisions that follow from the label.", "findings": [ { "id": "consequence-record", "name": "What the label licenses", "description": "What an agent may do once something is classified this way.", "questions": [ { "id": "consequence-record-q01", "text": "What follows practically once something is treated as chickenpox?", "kind": "action" }, { "id": "consequence-record-q02", "text": "What must an agent not infer from the label alone?", "kind": "action" } ] } ] } ] }, { "id": "provenance-and-evidence", "name": "Provenance, evidence and time", "description": "Where every claim about a chickenpox came from and when it held.", "rationale": "A claim without a source and a time cannot be superseded, only overwritten, and an agent that overwrites loses the ability to explain itself.", "layers": [ { "id": "source-and-authority", "name": "Source and authority", "description": "Who said it, on what evidence, and how strongly.", "findings": [ { "id": "claim-provenance", "name": "Claim provenance and confidence", "description": "The authority behind each claim about a chickenpox and how confident it is.", "questions": [ { "id": "claim-provenance-q01", "text": "What identifies and describes a claim about a chickenpox, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "claim-provenance-q02", "text": "Who or what asserted this about a claim about a chickenpox, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "claim-provenance-q03", "text": "What may an agent decide or do once a claim about a chickenpox is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] }, { "id": "time-and-versions", "name": "Time, versions and supersession", "description": "When a claim was true, when it was learnt, and what replaced it.", "findings": [ { "id": "validity-and-supersession", "name": "Validity period and supersession", "description": "How an old claim about a chickenpox is retired without being erased.", "questions": [ { "id": "validity-and-supersession-q01", "text": "What identifies and describes the validity of a claim about a chickenpox, and in what units or vocabulary?", "kind": "definition", "answer_data": [ "identifiers", "types and classes", "values with units", "explicit unknowns" ] }, { "id": "validity-and-supersession-q02", "text": "Who or what asserted this about the validity of a claim about a chickenpox, by which method, and when was it true?", "kind": "provenance", "answer_data": [ "authority", "method", "evidence", "event time", "knowledge time" ] }, { "id": "validity-and-supersession-q03", "text": "What may an agent decide or do once the validity of a claim about a chickenpox is known, and what must it refuse?", "kind": "action", "answer_data": [ "permitted actions", "preconditions", "refusals", "escalation" ] } ] } ] } ] } ] }, "statistics": { "bundles": 5, "layers": 10, "findings": 12, "questions": 32 } } } }