Triple

T2028597
Position Surface form Disambiguated ID Type / Status
Subject Washington Heights E44464 entity
Predicate contains P35 FINISHED
Object 181st Street (IRT Broadway–Seventh Avenue Line)
181st Street (IRT Broadway–Seventh Avenue Line) is a New York City Subway station in Upper Manhattan serving the 1 train and notable for its deep-bore tunnel design and elevator access from street level.
 E229681 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: 181st Street (IRT Broadway–Seventh Avenue Line) | Statement: [Washington Heights, contains, 181st Street (IRT Broadway–Seventh Avenue Line)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: 181st Street (IRT Broadway–Seventh Avenue Line)
Context triple: [Washington Heights, contains, 181st Street (IRT Broadway–Seventh Avenue Line)]
  • A. 181st Street (IND Eighth Avenue Line)
    181st Street (IND Eighth Avenue Line) is a New York City Subway station in Upper Manhattan serving the A train in the Washington Heights neighborhood.
  • B. Fulton Street (IND Eighth Avenue Line)
    Fulton Street (IND Eighth Avenue Line) is a New York City Subway station in Lower Manhattan served by the A and C trains as part of the larger Fulton Street transit complex.
  • C. 207th Street (IRT Broadway–Seventh Avenue Line)
    207th Street (IRT Broadway–Seventh Avenue Line) is a New York City Subway station in Inwood, Manhattan, served by the 1 train.
  • D. Van Siclen Avenue (IRT New Lots Line)
    Van Siclen Avenue (IRT New Lots Line) is a local New York City Subway station in Brooklyn served by the 3 train, located along the elevated IRT New Lots Line.
  • E. Fulton Street (IRT Broadway–Seventh Avenue Line)
    Fulton Street (IRT Broadway–Seventh Avenue Line) is a New York City Subway station in Lower Manhattan serving the 2 and 3 trains as part of the larger Fulton Street transit complex.
  • 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: 181st Street (IRT Broadway–Seventh Avenue Line)
Triple: [Washington Heights, contains, 181st Street (IRT Broadway–Seventh Avenue Line)]
Generated description
181st Street (IRT Broadway–Seventh Avenue Line) is a New York City Subway station in Upper Manhattan serving the 1 train and notable for its deep-bore tunnel design and elevator access from street level.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: 181st Street (IRT Broadway–Seventh Avenue Line)
Target entity description: 181st Street (IRT Broadway–Seventh Avenue Line) is a New York City Subway station in Upper Manhattan serving the 1 train and notable for its deep-bore tunnel design and elevator access from street level.
  • A. 181st Street (IND Eighth Avenue Line)
    181st Street (IND Eighth Avenue Line) is a New York City Subway station in Upper Manhattan serving the A train in the Washington Heights neighborhood.
  • B. Fulton Street (IND Eighth Avenue Line)
    Fulton Street (IND Eighth Avenue Line) is a New York City Subway station in Lower Manhattan served by the A and C trains as part of the larger Fulton Street transit complex.
  • C. 207th Street (IRT Broadway–Seventh Avenue Line)
    207th Street (IRT Broadway–Seventh Avenue Line) is a New York City Subway station in Inwood, Manhattan, served by the 1 train.
  • D. Van Siclen Avenue (IRT New Lots Line)
    Van Siclen Avenue (IRT New Lots Line) is a local New York City Subway station in Brooklyn served by the 3 train, located along the elevated IRT New Lots Line.
  • E. Fulton Street (IRT Broadway–Seventh Avenue Line)
    Fulton Street (IRT Broadway–Seventh Avenue Line) is a New York City Subway station in Lower Manhattan serving the 2 and 3 trains as part of the larger Fulton Street transit complex.
  • 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_69a889144f2481909932f0746a93023d completed March 4, 2026, 7:33 p.m.
NER Named-entity recognition batch_69abb9136f888190b0fd03530e9eda1e completed March 7, 2026, 5:35 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae1fead86c8190b3b247e88aad30f9 completed March 9, 2026, 1:18 a.m.
NEDg Description generation batch_69ae2092c3ac8190b2f1f3e9c980f40a completed March 9, 2026, 1:21 a.m.
NED2 Entity disambiguation (via description) batch_69ae21c757c88190a151e01ee0825d85 completed March 9, 2026, 1:26 a.m.
Created at: March 4, 2026, 7:38 p.m.