Triple

T20778147
Position Surface form Disambiguated ID Type / Status
Subject Hydra E511406 entity
Predicate containsVariableStar P56969 FINISHED
Object U Hydrae
U Hydrae is a red giant variable star in the constellation Hydra, known for its pulsations and significant mass loss in the late stages of stellar evolution.
 E1460152 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: U Hydrae | Statement: [Hydra, containsVariableStar, U Hydrae]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: U Hydrae
Context triple: [Hydra, containsVariableStar, U Hydrae]
  • A. R Hydrae
    R Hydrae is a pulsating red giant Mira variable star in the constellation Hydra, known for its long-period brightness variations.
  • B. Epsilon Hydrae
    Epsilon Hydrae is a multiple-star system in the constellation Hydra, notable for being one of its brighter and more complex stellar groupings.
  • C. Beta Hydrae
    Beta Hydrae is a relatively bright star in the southern constellation Hydra, visible to the naked eye and used as a reference point in the serpent-shaped star pattern.
  • D. Gamma Hydrae
    Gamma Hydrae is a bright yellow giant star in the constellation Hydra, visible to the naked eye and notable as one of the constellation’s prominent members.
  • E. Gamma Hydri
    Gamma Hydri is a red giant star in the southern constellation Hydrus, visible to the naked eye and notable as one of its brighter members.
  • 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: U Hydrae
Triple: [Hydra, containsVariableStar, U Hydrae]
Generated description
U Hydrae is a red giant variable star in the constellation Hydra, known for its pulsations and significant mass loss in the late stages of stellar evolution.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: U Hydrae
Target entity description: U Hydrae is a red giant variable star in the constellation Hydra, known for its pulsations and significant mass loss in the late stages of stellar evolution.
  • A. R Hydrae
    R Hydrae is a pulsating red giant Mira variable star in the constellation Hydra, known for its long-period brightness variations.
  • B. Epsilon Hydrae
    Epsilon Hydrae is a multiple-star system in the constellation Hydra, notable for being one of its brighter and more complex stellar groupings.
  • C. Beta Hydrae
    Beta Hydrae is a relatively bright star in the southern constellation Hydra, visible to the naked eye and used as a reference point in the serpent-shaped star pattern.
  • D. Gamma Hydrae
    Gamma Hydrae is a bright yellow giant star in the constellation Hydra, visible to the naked eye and notable as one of the constellation’s prominent members.
  • E. Gamma Hydri
    Gamma Hydri is a red giant star in the southern constellation Hydrus, visible to the naked eye and notable as one of its brighter members.
  • 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_69e0b4cac7a48190a715cb3d545df2b4 completed April 16, 2026, 10:07 a.m.
NER Named-entity recognition batch_69e6c26d34bc81908bb22087d434322d completed April 21, 2026, 12:18 a.m.
NED1 Entity disambiguation (via context triple) batch_6a092fa0ead0819082c81791b45f3a42 completed May 17, 2026, 3:01 a.m.
NEDg Description generation batch_6a09303989d481908bad2a96a2e5b965 completed May 17, 2026, 3:04 a.m.
NED2 Entity disambiguation (via description) batch_6a0930f553c88190a2217400662f6841 completed May 17, 2026, 3:07 a.m.
Created at: April 16, 2026, 12:37 p.m.