Triple

T4731714
Position Surface form Disambiguated ID Type / Status
Subject New York City Subway F line E105022 entity
Predicate hasConnection P8776 FINISHED
Object B line
The B line is a New York City Subway service that runs on the IND Sixth Avenue Line, providing weekday local and express service between the Bronx and Brooklyn via Manhattan.
 E464673 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: B line | Statement: [New York City Subway F line, hasConnection, B line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: B line
Context triple: [New York City Subway F line, hasConnection, B line]
  • A. B line
    The B line is a route within the S-train urban rail network, serving as one of its designated passenger service lines.
  • B. Line B
    Line B is one of the main tram routes in the Reims tramway network in Reims, France, providing urban public transport across key areas of the city.
  • C. Line B
    Line B is one of the main lines of the Prague Metro system, running east–west across the city and serving numerous central and residential districts.
  • D. Line B
    Line B is one of the main lines of the Buenos Aires Underground, running through key commercial and residential areas of the city.
  • E. Line B
    Line B is one of the main routes of the Strasbourg tramway network, serving key districts and connecting important transit hubs across the city.
  • 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: B line
Triple: [New York City Subway F line, hasConnection, B line]
Generated description
The B line is a New York City Subway service that runs on the IND Sixth Avenue Line, providing weekday local and express service between the Bronx and Brooklyn via Manhattan.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: B line
Target entity description: The B line is a New York City Subway service that runs on the IND Sixth Avenue Line, providing weekday local and express service between the Bronx and Brooklyn via Manhattan.
  • A. B line
    The B line is a route within the S-train urban rail network, serving as one of its designated passenger service lines.
  • B. Line B
    Line B is one of the main lines of the Prague Metro system, running east–west across the city and serving numerous central and residential districts.
  • C. Line B
    Line B is one of the main tram routes in the Reims tramway network in Reims, France, providing urban public transport across key areas of the city.
  • D. Line B
    Line B is one of the main lines of the Buenos Aires Underground, running through key commercial and residential areas of the city.
  • E. Line B
    Line B is one of the main routes of the Strasbourg tramway network, serving key districts and connecting important transit hubs across the city.
  • 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_69bd43ee52048190b81a4f066534ffb3 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd64647c788190b7aa908c42ac11cf completed March 20, 2026, 3:14 p.m.
NED1 Entity disambiguation (via context triple) batch_69be10a9386c81908557fe4feb190e8a completed March 21, 2026, 3:29 a.m.
NEDg Description generation batch_69be150ee8c8819083bd769ae8522418 completed March 21, 2026, 3:48 a.m.
NED2 Entity disambiguation (via description) batch_69be158121d08190a50c8d405264839b completed March 21, 2026, 3:50 a.m.
Created at: March 20, 2026, 1:19 p.m.