Triple

T4617805
Position Surface form Disambiguated ID Type / Status
Subject Open cluster M25 E100907 entity
Predicate partOf P40 FINISHED
Object Sagittarius OB association region
The Sagittarius OB association region is a vast star-forming complex in the constellation Sagittarius, rich in young, massive O- and B-type stars and embedded open clusters.
 E471075 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: Sagittarius OB association region | Statement: [Open cluster M25, partOf, Sagittarius OB association region]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Sagittarius OB association region
Context triple: [Open cluster M25, partOf, Sagittarius OB association region]
  • A. Scorpius–Centaurus OB association
    The Scorpius–Centaurus OB association is the nearest large group of young, massive stars to the Sun, spanning the constellations Scorpius and Centaurus and playing a key role in studies of recent star formation in our Galactic neighborhood.
  • B. Orion OB association
    The Orion OB association is a nearby stellar grouping dominated by young, massive O- and B-type stars in the Orion constellation, serving as a key region for studying recent star formation in our galactic neighborhood.
  • C. Vela OB2 association
    Vela OB2 association is a nearby, young stellar grouping in the constellation Vela, rich in massive, hot stars and active star formation.
  • D. Perseus OB2 association
    Perseus OB2 association is a nearby group of young, massive OB-type stars located in the Perseus constellation region of the Milky Way.
  • E. Monoceros OB2 association
    Monoceros OB2 association is a large stellar grouping in the constellation Monoceros, notable for its young, massive stars and active star-forming regions such as the Rosette 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: Sagittarius OB association region
Triple: [Open cluster M25, partOf, Sagittarius OB association region]
Generated description
The Sagittarius OB association region is a vast star-forming complex in the constellation Sagittarius, rich in young, massive O- and B-type stars and embedded open clusters.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Sagittarius OB association region
Target entity description: The Sagittarius OB association region is a vast star-forming complex in the constellation Sagittarius, rich in young, massive O- and B-type stars and embedded open clusters.
  • A. Scorpius–Centaurus OB association
    The Scorpius–Centaurus OB association is the nearest large group of young, massive stars to the Sun, spanning the constellations Scorpius and Centaurus and playing a key role in studies of recent star formation in our Galactic neighborhood.
  • B. Orion OB association
    The Orion OB association is a nearby stellar grouping dominated by young, massive O- and B-type stars in the Orion constellation, serving as a key region for studying recent star formation in our galactic neighborhood.
  • C. Vela OB2 association
    Vela OB2 association is a nearby, young stellar grouping in the constellation Vela, rich in massive, hot stars and active star formation.
  • D. Perseus OB2 association
    Perseus OB2 association is a nearby group of young, massive OB-type stars located in the Perseus constellation region of the Milky Way.
  • E. Monoceros OB2 association
    Monoceros OB2 association is a large stellar grouping in the constellation Monoceros, notable for its young, massive stars and active star-forming regions such as the Rosette 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_69bd43cf363c819087fd5ab441b4a3f4 completed March 20, 2026, 12:55 p.m.
NER Named-entity recognition batch_69bd59e247448190ad92f194cb1127c5 completed March 20, 2026, 2:29 p.m.
NED1 Entity disambiguation (via context triple) batch_69be4d6d97fc819095d585ade9de201d completed March 21, 2026, 7:49 a.m.
NEDg Description generation batch_69be4e38bccc81909102f922fd395568 completed March 21, 2026, 7:52 a.m.
NED2 Entity disambiguation (via description) batch_69be4ea8fa708190909e26268b49b678 completed March 21, 2026, 7:54 a.m.
Created at: March 20, 2026, 1:12 p.m.