Triple

T20235912
Position Surface form Disambiguated ID Type / Status
Subject NGC 3918 E498147 entity
Predicate carriesCaldwellNumber P98476 FINISHED
Object C90
C90 is a bright planetary nebula in the constellation Centaurus, popularly known as the Blue Planetary Nebula and a notable target for amateur astronomers.
E1419739 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: C90 | Statement: [NGC 3918, carriesCaldwellNumber, C90]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: C90
Context triple: [NGC 3918, carriesCaldwellNumber, C90]
  • A. C90
    C90 is the informal name for the 1990 standardization of the C programming language defined by ISO/IEC 9899.
  • B. C90
    C90 is a popular Honda Super Cub variant, a small-displacement, step-through commuter motorcycle renowned for its reliability and widespread use worldwide.
  • C. C9
    C9 is the informal name for the Council of Cardinals, a small advisory body established by the pope to help him govern and reform the Roman Catholic Church.
  • D. C-9
    C-9 is a mountain railway line of Madrid’s Cercanías commuter rail network that connects the city with the Sierra de Guadarrama, including the Puerto de Navacerrada and Cotos areas.
  • E. C09
    C09 is the station code used by the Washington Metro to identify Pentagon City station on its rail network.
  • 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: C90
Triple: [NGC 3918, carriesCaldwellNumber, C90]
Generated description
C90 is a bright planetary nebula in the constellation Centaurus, popularly known as the Blue Planetary Nebula and a notable target for amateur astronomers.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: C90
Target entity description: C90 is a bright planetary nebula in the constellation Centaurus, popularly known as the Blue Planetary Nebula and a notable target for amateur astronomers.
  • A. C90
    C90 is the informal name for the 1990 standardization of the C programming language defined by ISO/IEC 9899.
  • B. C90
    C90 is a popular Honda Super Cub variant, a small-displacement, step-through commuter motorcycle renowned for its reliability and widespread use worldwide.
  • C. C9
    C9 is the informal name for the Council of Cardinals, a small advisory body established by the pope to help him govern and reform the Roman Catholic Church.
  • D. C-9
    C-9 is a mountain railway line of Madrid’s Cercanías commuter rail network that connects the city with the Sierra de Guadarrama, including the Puerto de Navacerrada and Cotos areas.
  • E. C09
    C09 is the station code used by the Washington Metro to identify Pentagon City station on its rail network.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: carriesCaldwellNumber
Context triple: [NGC 3918, carriesCaldwellNumber, C90]
  • A. caldwellNumber chosen
    Indicates that there is a numerical value associated with an entity that represents its Caldwell number, typically quantifying a specific property or characteristic defined by the Caldwell metric.
  • B. hasNGCNumber
    Indicates that an astronomical object is identified by a specific catalog entry in the New General Catalogue (NGC).
  • C. hasMessierNumber
    Indicates that an astronomical object is identified by a specific catalog entry in the Messier catalog.
  • D. isAsterismOf
    Indicates that one or more stars collectively form or belong to a specific asterism.
  • E. saoNumber
    Indicates a relationship where an entity is identified or referenced by its SAO (Smithsonian Astrophysical Observatory) catalog number.
  • 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_69da6274c58c81909c646eabed6f4f30 completed April 11, 2026, 3:02 p.m.
NER Named-entity recognition batch_69e6716995b88190a8514b41232b0e94 completed April 20, 2026, 6:33 p.m.
NED1 Entity disambiguation (via context triple) batch_6a084b90635c8190b7452042a4dcc271 completed May 16, 2026, 10:48 a.m.
NEDg Description generation batch_6a084d86121c8190bba37790a114cfae completed May 16, 2026, 10:57 a.m.
NED2 Entity disambiguation (via description) batch_6a084dded4908190a63889b4c382d76f completed May 16, 2026, 10:58 a.m.
PD Predicate disambiguation batch_69e55b18609481909ab28bc8750a642f completed April 19, 2026, 10:45 p.m.
Created at: April 11, 2026, 11:40 p.m.