Triple

T20631146
Position Surface form Disambiguated ID Type / Status
Subject NGC 1976 E506956 entity
Predicate catalogCode P8090 FINISHED
Object Sh 2-281
Sh 2-281 is an H II emission nebula better known as the Orion Nebula, a prominent star-forming region in the constellation Orion.
E1441337 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: Sh 2-281 | Statement: [NGC 1976, catalogCode, Sh 2-281]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Sh 2-281
Context triple: [NGC 1976, catalogCode, Sh 2-281]
  • A. Sh 2-279
    Sh 2-279 is a bright emission and reflection nebula complex in the constellation Orion, commonly known as the Running Man Nebula and located near the famous Orion Nebula.
  • B. Sh 2-277
    Sh 2-277, better known as the Flame Nebula, is a bright emission nebula in the constellation Orion associated with the Orion Belt star Alnitak.
  • C. Sh 2-276
    Sh 2-276 is a large, faint emission nebula in the constellation Orion, commonly known as Barnard's Loop, forming part of the Orion molecular cloud complex.
  • D. Sh 2-275
    Sh 2-275 is a large, circular emission nebula in the constellation Monoceros, notable for its active star-forming region and striking rosette-like appearance.
  • E. Sh 2-25
    Sh 2-25 is an emission nebula in the constellation Sagittarius, better known as part of the bright star-forming region Messier 8 (the Lagoon Nebula).
  • 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: Sh 2-281
Triple: [NGC 1976, catalogCode, Sh 2-281]
Generated description
Sh 2-281 is an H II emission nebula better known as the Orion Nebula, a prominent star-forming region in the constellation Orion.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Sh 2-281
Target entity description: Sh 2-281 is an H II emission nebula better known as the Orion Nebula, a prominent star-forming region in the constellation Orion.
  • A. Sh 2-279
    Sh 2-279 is a bright emission and reflection nebula complex in the constellation Orion, commonly known as the Running Man Nebula and located near the famous Orion Nebula.
  • B. Sh 2-277
    Sh 2-277, better known as the Flame Nebula, is a bright emission nebula in the constellation Orion associated with the Orion Belt star Alnitak.
  • C. Sh 2-276
    Sh 2-276 is a large, faint emission nebula in the constellation Orion, commonly known as Barnard's Loop, forming part of the Orion molecular cloud complex.
  • D. Sh 2-275
    Sh 2-275 is a large, circular emission nebula in the constellation Monoceros, notable for its active star-forming region and striking rosette-like appearance.
  • E. Sh 2-25
    Sh 2-25 is an emission nebula in the constellation Sagittarius, better known as part of the bright star-forming region Messier 8 (the Lagoon Nebula).
  • 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_69e0b4bd4a0081908d4e97a590a33fb2 completed April 16, 2026, 10:06 a.m.
NER Named-entity recognition batch_69e6ad0b0508819093c62a4ceaf860ce completed April 20, 2026, 10:47 p.m.
NED1 Entity disambiguation (via context triple) batch_6a08bb21b3e48190a568a7e2d7e4bb7f completed May 16, 2026, 6:44 p.m.
NEDg Description generation batch_6a08bbc5d9dc8190a6c58039a27ba9ae completed May 16, 2026, 6:47 p.m.
NED2 Entity disambiguation (via description) batch_6a08bcbfc45881909af82e14f84ecd23 completed May 16, 2026, 6:51 p.m.
Created at: April 16, 2026, 11:42 a.m.