Triple

T19575468
Position Surface form Disambiguated ID Type / Status
Subject Pacman Nebula E489843 entity
Predicate alsoKnownAs P39 FINISHED
Object Sh2-184 NE NERFINISHED

How this triple was built (3 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: Sh2-184 | Statement: [Pacman Nebula, alsoKnownAs, Sh2-184]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Sh2-184
Context triple: [Pacman Nebula, alsoKnownAs, Sh2-184]
  • A. Sh2-205
    Sh2-205 is a faint emission nebula cataloged in the Sharpless catalog, located in the constellation Camelopardalis.
  • B. Sh2-202
    Sh2-202 is a large, faint emission nebula and H II region located in the constellation Camelopardalis.
  • C. Barnard 33
    Barnard 33, commonly known as the Horsehead Nebula, is a small dark nebula in the constellation Orion whose distinctive horse-head shape is silhouetted against the bright emission nebula IC 434.
  • D. Barnard 18
    Barnard 18 is a dark molecular cloud and star-forming region located within the Taurus molecular cloud complex, known for its dense gas and dust that obscure background starlight.
  • E. Barnard 213
    Barnard 213 is a dense, filamentary dark cloud and active star-forming region within the Taurus molecular cloud complex, notable for hosting numerous young stellar objects and protostars.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Sh2-184
Target entity description: Sh2-184, commonly known as the Pacman Nebula, is an emission nebula in the constellation Cassiopeia notable for its distinctive shape resembling the classic video game character.
  • A. Sh2-205
    Sh2-205 is a faint emission nebula cataloged in the Sharpless catalog, located in the constellation Camelopardalis.
  • B. Sh2-202
    Sh2-202 is a large, faint emission nebula and H II region located in the constellation Camelopardalis.
  • C. Barnard 33
    Barnard 33, commonly known as the Horsehead Nebula, is a small dark nebula in the constellation Orion whose distinctive horse-head shape is silhouetted against the bright emission nebula IC 434.
  • D. Barnard 18
    Barnard 18 is a dark molecular cloud and star-forming region located within the Taurus molecular cloud complex, known for its dense gas and dust that obscure background starlight.
  • E. Barnard 213
    Barnard 213 is a dense, filamentary dark cloud and active star-forming region within the Taurus molecular cloud complex, notable for hosting numerous young stellar objects and protostars.
  • F. None of above. chosen

Provenance (2 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_69d8e8dd9374819098e36349b3211663 completed April 10, 2026, 12:11 p.m.
NER Named-entity recognition batch_69e64023fe148190900c6887896c8ea0 completed April 20, 2026, 3:03 p.m.
Created at: April 10, 2026, 1:42 p.m.