Triple

T2973277
Position Surface form Disambiguated ID Type / Status
Subject Mamaroneck, New York E80331 entity
Predicate railStation P918 FINISHED
Object Mamaroneck station
Mamaroneck station is a commuter rail stop in Mamaroneck, New York, served by the Metro-North Railroad’s New Haven Line.
E351167 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: Mamaroneck station | Statement: [Mamaroneck, New York, railStation, Mamaroneck station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mamaroneck station
Context triple: [Mamaroneck, New York, railStation, Mamaroneck station]
  • A. Larchmont station
    Larchmont station is a commuter rail stop on the Metro-North Railroad’s New Haven Line serving the village of Larchmont in Westchester County, New York.
  • B. Tarrytown station
    Tarrytown station is a commuter rail stop on Metro-North Railroad’s Hudson Line serving the village of Tarrytown in Westchester County, New York.
  • C. Ardsley station
    Ardsley station is a SEPTA Regional Rail stop in Pennsylvania that serves local commuters on the Warminster Line.
  • D. Hastings-on-Hudson station
    Hastings-on-Hudson station is a Metro-North Railroad commuter rail stop on the Hudson Line serving the village of Hastings-on-Hudson in Westchester County, New York.
  • E. Nanuet station
    Nanuet station is a commuter rail stop in Nanuet, New York, serving passengers on New Jersey Transit’s Pascack Valley Line between New Jersey and Rockland County.
  • 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: Mamaroneck station
Triple: [Mamaroneck, New York, railStation, Mamaroneck station]
Generated description
Mamaroneck station is a commuter rail stop in Mamaroneck, New York, served by the Metro-North Railroad’s New Haven Line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mamaroneck station
Target entity description: Mamaroneck station is a commuter rail stop in Mamaroneck, New York, served by the Metro-North Railroad’s New Haven Line.
  • A. Larchmont station
    Larchmont station is a commuter rail stop on the Metro-North Railroad’s New Haven Line serving the village of Larchmont in Westchester County, New York.
  • B. Tarrytown station
    Tarrytown station is a commuter rail stop on Metro-North Railroad’s Hudson Line serving the village of Tarrytown in Westchester County, New York.
  • C. Ardsley station
    Ardsley station is a SEPTA Regional Rail stop in Pennsylvania that serves local commuters on the Warminster Line.
  • D. Hastings-on-Hudson station
    Hastings-on-Hudson station is a Metro-North Railroad commuter rail stop on the Hudson Line serving the village of Hastings-on-Hudson in Westchester County, New York.
  • E. Nanuet station
    Nanuet station is a commuter rail stop in Nanuet, New York, serving passengers on New Jersey Transit’s Pascack Valley Line between New Jersey and Rockland County.
  • 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_69ad8b14ffe881908ffed62f9595c867 completed March 8, 2026, 2:43 p.m.
NER Named-entity recognition batch_69ad9987bb6c8190adfb447b76276962 completed March 8, 2026, 3:45 p.m.
NED1 Entity disambiguation (via context triple) batch_69b324da09888190b3ea7763d3a09d5d completed March 12, 2026, 8:40 p.m.
NEDg Description generation batch_69b326960de48190abe69b3c140f4a4a completed March 12, 2026, 8:48 p.m.
NED2 Entity disambiguation (via description) batch_69b327b13c9c8190b8c431ca2ae61ef9 completed March 12, 2026, 8:53 p.m.
Created at: March 8, 2026, 2:58 p.m.