Triple

T18772764
Position Surface form Disambiguated ID Type / Status
Subject U Sagittarii E459055 entity
Predicate hasDesignation P974 FINISHED
Object U Sgr
U Sgr is a classical Cepheid variable star in the constellation Sagittarius, known for its periodic brightness variations used to measure cosmic distances.
 E1341734 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 Sgr | Statement: [U Sagittarii, hasDesignation, U Sgr]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: U Sgr
Context triple: [U Sagittarii, hasDesignation, U Sgr]
  • A. Sgr
    Sgr is the standard astronomical abbreviation for Sagittarius, a prominent zodiac constellation in the southern sky.
  • B. Gienah Cygni
    Gienah Cygni is a bright blue-white giant star in the constellation Cygnus, notable as one of its prominent stellar members.
  • C. Gamma Tucanae
    Gamma Tucanae is a star in the southern constellation Tucana, visible to the naked eye and used as a reference point in that region of the sky.
  • D. Lambda Sagittarii
    Lambda Sagittarii is a bright star in the constellation Sagittarius that marks the top of the Teapot asterism.
  • E. Mu Serpentis
    Mu Serpentis is a relatively bright A-type main-sequence star located in the tail region of the constellation Serpens.
  • 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 Sgr
Triple: [U Sagittarii, hasDesignation, U Sgr]
Generated description
U Sgr is a classical Cepheid variable star in the constellation Sagittarius, known for its periodic brightness variations used to measure cosmic distances.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: U Sgr
Target entity description: U Sgr is a classical Cepheid variable star in the constellation Sagittarius, known for its periodic brightness variations used to measure cosmic distances.
  • A. Sgr
    Sgr is the standard astronomical abbreviation for Sagittarius, a prominent zodiac constellation in the southern sky.
  • B. Gienah Cygni
    Gienah Cygni is a bright blue-white giant star in the constellation Cygnus, notable as one of its prominent stellar members.
  • C. Gamma Tucanae
    Gamma Tucanae is a star in the southern constellation Tucana, visible to the naked eye and used as a reference point in that region of the sky.
  • D. Lambda Sagittarii
    Lambda Sagittarii is a bright star in the constellation Sagittarius that marks the top of the Teapot asterism.
  • E. Mu Serpentis
    Mu Serpentis is a relatively bright A-type main-sequence star located in the tail region of the constellation Serpens.
  • 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_69d8d395dba0819087568404508590cb completed April 10, 2026, 10:40 a.m.
NER Named-entity recognition batch_69e59336a6b08190819595a55177264e completed April 20, 2026, 2:45 a.m.
NED1 Entity disambiguation (via context triple) batch_6a053d46f1b88190b51ed8af4004c880 completed May 14, 2026, 3:11 a.m.
NEDg Description generation batch_6a053ee038708190a242cb62fee15302 completed May 14, 2026, 3:17 a.m.
NED2 Entity disambiguation (via description) batch_6a053fba29208190ac0ee5a05522a7e2 completed May 14, 2026, 3:21 a.m.
Created at: April 10, 2026, 11:52 a.m.