Triple

T4617655
Position Surface form Disambiguated ID Type / Status
Subject Perseus OB2 association E100904 entity
Predicate hasMember P10 FINISHED
Object BD+31 643
BD+31 643 is a young, massive star system located in the Perseus OB2 stellar association, notable for its role in studies of early stellar evolution and circumstellar material.
 E459041 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: BD+31 643 | Statement: [Perseus OB2 association, hasMember, BD+31 643]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: BD+31 643
Context triple: [Perseus OB2 association, hasMember, BD+31 643]
  • A. BdM
    BdM is the central bank of Mexico, responsible for maintaining the country’s monetary stability and issuing its currency.
  • B. BD+
    BD+ is an additional digital rights management and content protection system used on Blu-ray Discs to prevent unauthorized copying and tampering.
  • C. BDA
    BDA is the IATA airport code for L.F. Wade International Airport, the main international gateway to Bermuda.
  • D. BDA
    BDA is the common abbreviation for Blu-ray Disc, a high-definition optical disc format used for storing and playing back movies, games, and other digital media.
  • E. BB-31
    BB-31 was the original battleship designation for USS Utah, a Florida-class dreadnought that later served as a target and training ship for the U.S. Navy.
  • 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: BD+31 643
Triple: [Perseus OB2 association, hasMember, BD+31 643]
Generated description
BD+31 643 is a young, massive star system located in the Perseus OB2 stellar association, notable for its role in studies of early stellar evolution and circumstellar material.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: BD+31 643
Target entity description: BD+31 643 is a young, massive star system located in the Perseus OB2 stellar association, notable for its role in studies of early stellar evolution and circumstellar material.
  • A. BdM
    BdM is the central bank of Mexico, responsible for maintaining the country’s monetary stability and issuing its currency.
  • B. BD+
    BD+ is an additional digital rights management and content protection system used on Blu-ray Discs to prevent unauthorized copying and tampering.
  • C. BDA
    BDA is the IATA airport code for L.F. Wade International Airport, the main international gateway to Bermuda.
  • D. BDA
    BDA is the common abbreviation for Blu-ray Disc, a high-definition optical disc format used for storing and playing back movies, games, and other digital media.
  • E. BB-31
    BB-31 was the original battleship designation for USS Utah, a Florida-class dreadnought that later served as a target and training ship for the U.S. Navy.
  • 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_69bd59e098c08190b769e76937dff700 completed March 20, 2026, 2:29 p.m.
NED1 Entity disambiguation (via context triple) batch_69bdfa916f4c8190a53bb37ff46ed0b5 completed March 21, 2026, 1:55 a.m.
NEDg Description generation batch_69bdfb5502c48190b7679941b83e6e0c completed March 21, 2026, 1:58 a.m.
NED2 Entity disambiguation (via description) batch_69bdff53680c8190a62aace0f0c9f3b3 completed March 21, 2026, 2:15 a.m.
Created at: March 20, 2026, 1:12 p.m.