Triple

T21106895
Position Surface form Disambiguated ID Type / Status
Subject Tau Canis Majoris E520069 entity
Predicate catalogDesignation P974 FINISHED
Object τ CMa
τ CMa is a massive, luminous multiple star system in the constellation Canis Major, notable as the central star of the open cluster NGC 2362.
 E1467077 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: τ CMa | Statement: [Tau Canis Majoris, catalogDesignation, τ CMa]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: τ CMa
Context triple: [Tau Canis Majoris, catalogDesignation, τ CMa]
  • A. β CMa
    β CMa, traditionally known as Mirzam, is a bright blue-white giant star in the constellation Canis Major, notable as one of the prominent stars near Sirius.
  • B. Gamma CMa
    Gamma CMa, also known as Muliphein, is a bright blue-white giant star in the constellation Canis Major.
  • C. τ Sagittarii
    τ Sagittarii is a relatively bright giant star located in the constellation Sagittarius, visible to the naked eye from Earth.
  • D. V1150 Tau
    V1150 Tau is a variable star in the constellation Taurus, also known by its Henry Draper Catalogue designation HD 25940.
  • E. Theta Tucanae
    Theta Tucanae is a variable blue-white star system in the southern constellation Tucana, notable as a close binary and a member of the Milky Way’s stellar population.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: τ CMa
Triple: [Tau Canis Majoris, catalogDesignation, τ CMa]
Generated description
τ CMa is a massive, luminous multiple star system in the constellation Canis Major, notable as the central star of the open cluster NGC 2362.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: τ CMa
Target entity description: τ CMa is a massive, luminous multiple star system in the constellation Canis Major, notable as the central star of the open cluster NGC 2362.
  • A. β CMa
    β CMa, traditionally known as Mirzam, is a bright blue-white giant star in the constellation Canis Major, notable as one of the prominent stars near Sirius.
  • B. Gamma CMa
    Gamma CMa, also known as Muliphein, is a bright blue-white giant star in the constellation Canis Major.
  • C. τ Sagittarii
    τ Sagittarii is a relatively bright giant star located in the constellation Sagittarius, visible to the naked eye from Earth.
  • D. V1150 Tau
    V1150 Tau is a variable star in the constellation Taurus, also known by its Henry Draper Catalogue designation HD 25940.
  • E. Theta Tucanae
    Theta Tucanae is a variable blue-white star system in the southern constellation Tucana, notable as a close binary and a member of the Milky Way’s stellar population.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69e0b509a318819092fbbcb21d1fe603 completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e720fe800c81909edf215c5f1f27c2 completed April 21, 2026, 7:02 a.m.
NED1 Entity disambiguation (via context triple) batch_6a095a670d188190988befc0103ca4ec completed May 17, 2026, 6:04 a.m.
NEDg Description generation batch_6a095c4b5ad8819093e5c0de866be84b completed May 17, 2026, 6:12 a.m.
NED2 Entity disambiguation (via description) batch_6a095cda3c8081908d85b3da4fc1c06f completed May 17, 2026, 6:14 a.m.
Created at: April 16, 2026, 2:53 p.m.