Triple

T20136176
Position Surface form Disambiguated ID Type / Status
Subject California Nebula E491030 entity
Predicate ionizingStar P59390 FINISHED
Object Xi Persei
Xi Persei is a hot, massive O-type star in the constellation Perseus, notable for powering the glow of the nearby California Nebula.
E1413805 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: Xi Persei | Statement: [California Nebula, ionizingStar, Xi Persei]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Xi Persei
Context triple: [California Nebula, ionizingStar, Xi Persei]
  • A. X Persei
    X Persei is a Be/X-ray binary system in the constellation Perseus, consisting of a Be-type star and a neutron star that produces variable X-ray emissions.
  • B. Beta Persei
    Beta Persei, better known as Algol, is a famous eclipsing binary star system whose periodic dimming made it one of the first variable stars recognized in the night sky.
  • C. epsilon Persei
    Epsilon Persei is a bright multiple star system in the constellation Perseus, dominated by a hot, massive B-type star visible to the naked eye.
  • D. Zeta Persei
    Zeta Persei is a bright blue supergiant star in the constellation Perseus, notable as one of the more luminous and massive stars visible to the naked eye.
  • E. ζ Persei
    ζ Persei is a bright, massive B-type star in the constellation Perseus, notable as a prominent member of the Perseus OB2 stellar association.
  • 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: Xi Persei
Triple: [California Nebula, ionizingStar, Xi Persei]
Generated description
Xi Persei is a hot, massive O-type star in the constellation Perseus, notable for powering the glow of the nearby California Nebula.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Xi Persei
Target entity description: Xi Persei is a hot, massive O-type star in the constellation Perseus, notable for powering the glow of the nearby California Nebula.
  • A. X Persei
    X Persei is a Be/X-ray binary system in the constellation Perseus, consisting of a Be-type star and a neutron star that produces variable X-ray emissions.
  • B. Beta Persei
    Beta Persei, better known as Algol, is a famous eclipsing binary star system whose periodic dimming made it one of the first variable stars recognized in the night sky.
  • C. epsilon Persei
    Epsilon Persei is a bright multiple star system in the constellation Perseus, dominated by a hot, massive B-type star visible to the naked eye.
  • D. Zeta Persei
    Zeta Persei is a bright blue supergiant star in the constellation Perseus, notable as one of the more luminous and massive stars visible to the naked eye.
  • E. ζ Persei
    ζ Persei is a bright, massive B-type star in the constellation Perseus, notable as a prominent member of the Perseus OB2 stellar association.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: ionizingStar
Context triple: [California Nebula, ionizingStar, Xi Persei]
  • A. notableIonizingStar chosen
    Indicates that a star plays a significant role in ionizing surrounding gas or material, typically dominating the local ionization environment.
  • B. starIs
    Indicates that one entity is identified or classified as a star in relation to another entity or context.
  • C. isRunawayStar
    Indicates that a star has been ejected from its original system or region and is moving through space with an unusually high velocity relative to its surroundings.
  • D. stellarMass
    Indicates the amount of mass an astronomical object has that is contained in its stars.
  • E. isVeryLargeAngularDiameterStar
    Indicates that the star has an unusually large apparent angular diameter as seen from the observer’s vantage point.
  • 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_69da62651a0c8190a3e05e95e056a66b completed April 11, 2026, 3:01 p.m.
NER Named-entity recognition batch_69e66767ba3881909c2bcb74a986bd29 completed April 20, 2026, 5:50 p.m.
NED1 Entity disambiguation (via context triple) batch_6a082de255b08190b50a3cb5e4da4973 completed May 16, 2026, 8:42 a.m.
NEDg Description generation batch_6a082ef2cf208190aea9cd29b15b35dd completed May 16, 2026, 8:46 a.m.
NED2 Entity disambiguation (via description) batch_6a0830ccfdd881909cbf1c3fd2342821 completed May 16, 2026, 8:54 a.m.
PD Predicate disambiguation batch_69e54cfb0d0081908e789b9b57e96668 completed April 19, 2026, 9:45 p.m.
Created at: April 11, 2026, 11:32 p.m.