Triple

T4886114
Position Surface form Disambiguated ID Type / Status
Subject NGC 281 E109442 entity
Predicate alsoKnownAs P39 FINISHED
Object Pacman Nebula
The Pacman Nebula is a bright emission nebula in the constellation Cassiopeia, notable for its star-forming regions and distinctive shape that resembles the classic video game character Pac-Man.
E489843 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: Pacman Nebula | Statement: [NGC 281, alsoKnownAs, Pacman Nebula]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Pacman Nebula
Context triple: [NGC 281, alsoKnownAs, Pacman Nebula]
  • A. Ring Nebula
    The Ring Nebula is a famous planetary nebula in the constellation Lyra, known for its bright, ring-shaped shell of ionized gas surrounding a hot central white dwarf.
  • B. Swan Nebula
    The Swan Nebula, also known as M17 or the Omega Nebula, is a bright star-forming emission nebula in the constellation Sagittarius, rich in gas, dust, and young massive stars.
  • C. Tarantula Nebula
    The Tarantula Nebula is an enormous, extremely active star-forming region in the Large Magellanic Cloud and one of the most luminous nebulae known in the Local Group of galaxies.
  • D. Rosette Nebula
    The Rosette Nebula is a large, circular emission nebula and active star-forming region located in the Milky Way, notable for its striking rose-like appearance in astrophotography.
  • E. Omega Nebula
    The Omega Nebula is a bright, star-forming emission nebula and H II region located in the constellation Sagittarius, known for its distinctive swan-like shape and rich young star clusters.
  • 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: Pacman Nebula
Triple: [NGC 281, alsoKnownAs, Pacman Nebula]
Generated description
The Pacman Nebula is a bright emission nebula in the constellation Cassiopeia, notable for its star-forming regions and distinctive shape that resembles the classic video game character Pac-Man.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Pacman Nebula
Target entity description: The Pacman Nebula is a bright emission nebula in the constellation Cassiopeia, notable for its star-forming regions and distinctive shape that resembles the classic video game character Pac-Man.
  • A. Ring Nebula
    The Ring Nebula is a famous planetary nebula in the constellation Lyra, known for its bright, ring-shaped shell of ionized gas surrounding a hot central white dwarf.
  • B. Swan Nebula
    The Swan Nebula, also known as M17 or the Omega Nebula, is a bright star-forming emission nebula in the constellation Sagittarius, rich in gas, dust, and young massive stars.
  • C. Tarantula Nebula
    The Tarantula Nebula is an enormous, extremely active star-forming region in the Large Magellanic Cloud and one of the most luminous nebulae known in the Local Group of galaxies.
  • D. Rosette Nebula
    The Rosette Nebula is a large, circular emission nebula and active star-forming region located in the Milky Way, notable for its striking rose-like appearance in astrophotography.
  • E. Omega Nebula
    The Omega Nebula is a bright, star-forming emission nebula and H II region located in the constellation Sagittarius, known for its distinctive swan-like shape and rich young star clusters.
  • 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_69bd440f71348190b99938e59fb7f9a1 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd6e01872c81909607010c10538ad1 completed March 20, 2026, 3:55 p.m.
NED1 Entity disambiguation (via context triple) batch_69bea467648c81909ca14744aeeee719 completed March 21, 2026, 2 p.m.
NEDg Description generation batch_69bea60fa3d8819096e76d8c8912a360 completed March 21, 2026, 2:07 p.m.
NED2 Entity disambiguation (via description) batch_69bea665872c81908743c8e22ff08561 completed March 21, 2026, 2:08 p.m.
Created at: March 20, 2026, 1:28 p.m.