Triple

T4489261
Position Surface form Disambiguated ID Type / Status
Subject 14th Street E107326 entity
Predicate hasAdjacentStation P231 FINISHED
Object 18th Street (IRT Broadway–Seventh Avenue Line)
18th Street is a local New York City Subway station on the IRT Broadway–Seventh Avenue Line in Manhattan, served by the 1 train.
 E446952 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: 18th Street (IRT Broadway–Seventh Avenue Line) | Statement: [14th Street, hasAdjacentStation, 18th Street (IRT Broadway–Seventh Avenue Line)]

Disambiguation candidates (2 decisions)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: 18th Street (IRT Broadway–Seventh Avenue Line)
Context triple: [14th Street, hasAdjacentStation, 18th Street (IRT Broadway–Seventh Avenue Line)]
  • A. 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.
  • 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. 28th Street (BMT Broadway Line)
    28th Street (BMT Broadway Line) is a New York City Subway station in Manhattan serving the R and W trains along the Broadway Line.
  • D. 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.
  • 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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: 18th Street (IRT Broadway–Seventh Avenue Line)
Target entity description: 18th Street is a local New York City Subway station on the IRT Broadway–Seventh Avenue Line in Manhattan, served by the 1 train.
  • A. 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.
  • 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. 28th Street (BMT Broadway Line)
    28th Street (BMT Broadway Line) is a New York City Subway station in Manhattan serving the R and W trains along the Broadway Line.
  • D. 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.
  • 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

How the object was described

The object's one-sentence description was generated by prompting gpt-5.1 with the object name and this triple as context.

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: 18th Street (IRT Broadway–Seventh Avenue Line)
Triple: [14th Street, hasAdjacentStation, 18th Street (IRT Broadway–Seventh Avenue Line)]
Generated description
18th Street is a local New York City Subway station on the IRT Broadway–Seventh Avenue Line in Manhattan, served by the 1 train.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69bd43f84f788190a1383579c4a595be elicitation completed
NER batch_69bd52ad36748190b791de458f2116b2 ner completed
NED1 batch_69bd67a90f308190ab4f912cd1e2f692 ned_source_triple completed
NED2 batch_69bd698f0f148190ae3ad5193cba0851 ned_description completed
NEDg batch_69bd68d76cfc819083071015add540dc nedg completed
Created at: March 20, 2026, 12:59 p.m.