Triple

T6287153
Position Surface form Disambiguated ID Type / Status
Subject 87 Tauri E140927 entity
Predicate hasHipparcosNumber P24824 FINISHED
Object HIP 20889
HIP 20889 is the Hipparcos catalog designation for 87 Tauri, a star located in the constellation Taurus.
E581540 NE FINISHED

How this triple was built (5 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: HIP 20889 | Statement: [87 Tauri, hasHipparcosNumber, HIP 20889]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: HIP 20889
Context triple: [87 Tauri, hasHipparcosNumber, HIP 20889]
  • A. HIP 25930
    HIP 25930 is the Hipparcos catalog designation for Mintaka, a bright multiple star system that forms the westernmost star in Orion’s Belt.
  • B. HIP 25336
    HIP 25336 is the Hipparcos catalog designation for Bellatrix, a prominent blue giant star in the constellation Orion.
  • C. HIP 21421
    HIP 21421 is the Hipparcos catalog designation for Aldebaran, the bright orange giant star that marks the eye of the constellation Taurus.
  • D. HIP 17608
    HIP 17608 is a star in the constellation Taurus, more commonly known as 23 Tauri, and is cataloged in the Hipparcos star catalog.
  • E. HIP 89931
    HIP 89931 is the Hipparcos catalog designation for Kaus Australis, the brightest star in the constellation Sagittarius.
  • 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: HIP 20889
Triple: [87 Tauri, hasHipparcosNumber, HIP 20889]
Generated description
HIP 20889 is the Hipparcos catalog designation for 87 Tauri, a star located in the constellation Taurus.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: HIP 20889
Target entity description: HIP 20889 is the Hipparcos catalog designation for 87 Tauri, a star located in the constellation Taurus.
  • A. HIP 25930
    HIP 25930 is the Hipparcos catalog designation for Mintaka, a bright multiple star system that forms the westernmost star in Orion’s Belt.
  • B. HIP 25336
    HIP 25336 is the Hipparcos catalog designation for Bellatrix, a prominent blue giant star in the constellation Orion.
  • C. HIP 21421
    HIP 21421 is the Hipparcos catalog designation for Aldebaran, the bright orange giant star that marks the eye of the constellation Taurus.
  • D. HIP 17608
    HIP 17608 is a star in the constellation Taurus, more commonly known as 23 Tauri, and is cataloged in the Hipparcos star catalog.
  • E. HIP 89931
    HIP 89931 is the Hipparcos catalog designation for Kaus Australis, the brightest star in the constellation Sagittarius.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasHipparcosNumber
Context triple: [87 Tauri, hasHipparcosNumber, HIP 20889]
  • A. hipparcosNumber chosen
    Indicates the identifier assigned to a star in the Hipparcos astrometric catalog.
  • B. hasMessierNumber
    Indicates that an astronomical object is identified by a specific catalog entry in the Messier catalog.
  • C. hasNGCNumber
    Indicates that an astronomical object is identified by a specific catalog entry in the New General Catalogue (NGC).
  • D. hasIAUName
    Indicates that an entity is assigned an official name as recognized by the International Astronomical Union (IAU).
  • E. flamsteedDesignation
    Indicates the Flamsteed catalog number assigned to a star within its constellation, expressing that specific designation relationship.
  • F. None of above.

Provenance (6 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_69c008cd17c8819082b82d3fbeb68047 completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c063ff9f74819088dc603f56fc930c completed March 22, 2026, 9:49 p.m.
NED1 Entity disambiguation (via context triple) batch_69c51973a364819099dc5a99858e9a7a completed March 26, 2026, 11:33 a.m.
NEDg Description generation batch_69c51e8acc98819098c22c7895da3ab1 completed March 26, 2026, 11:54 a.m.
NED2 Entity disambiguation (via description) batch_69c51f2512648190b8c78b34c00f3a07 completed March 26, 2026, 11:57 a.m.
PD Predicate disambiguation batch_69c0560a0270819098ad2785b91e8f39 completed March 22, 2026, 8:50 p.m.
Created at: March 22, 2026, 4:26 p.m.