Triple

T3352906
Position Surface form Disambiguated ID Type / Status
Subject Katonah, New York E70537 entity
Predicate hasRailService P782 FINISHED
Object Katonah station
Katonah station is a Metro-North Railroad commuter rail stop on the Harlem Line serving the hamlet of Katonah in Westchester County, New York.
E370767 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: Katonah station | Statement: [Katonah, New York, hasRailService, Katonah station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Katonah station
Context triple: [Katonah, New York, hasRailService, Katonah station]
  • A. 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.
  • B. Chappaqua station
    Chappaqua station is a Metro-North Railroad commuter rail stop on the Harlem Line serving the hamlet of Chappaqua 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. Cedarhurst station
    Cedarhurst station is a Long Island Rail Road commuter rail stop serving the village of Cedarhurst in Nassau County, New York.
  • E. Belmont Park station
    Belmont Park station is a Long Island Rail Road stop in Elmont, New York, serving the Belmont Park area and providing direct train access for events and nearby venues.
  • 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: Katonah station
Triple: [Katonah, New York, hasRailService, Katonah station]
Generated description
Katonah station is a Metro-North Railroad commuter rail stop on the Harlem Line serving the hamlet of Katonah in Westchester County, New York.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Katonah station
Target entity description: Katonah station is a Metro-North Railroad commuter rail stop on the Harlem Line serving the hamlet of Katonah in Westchester County, New York.
  • A. 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.
  • B. Chappaqua station
    Chappaqua station is a Metro-North Railroad commuter rail stop on the Harlem Line serving the hamlet of Chappaqua 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. Cedarhurst station
    Cedarhurst station is a Long Island Rail Road commuter rail stop serving the village of Cedarhurst in Nassau County, New York.
  • E. Belmont Park station
    Belmont Park station is a Long Island Rail Road stop in Elmont, New York, serving the Belmont Park area and providing direct train access for events and nearby venues.
  • 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_69ad85a4ef7c8190a29e2bbd6fa454e4 completed March 8, 2026, 2:20 p.m.
NER Named-entity recognition batch_69adb23ec53881908a04c7f784fe8c43 completed March 8, 2026, 5:30 p.m.
NED1 Entity disambiguation (via context triple) batch_69b402c197c88190b0ca5a7f47141511 completed March 13, 2026, 12:27 p.m.
NEDg Description generation batch_69b4034973c08190b0332a9a8b5340d7 completed March 13, 2026, 12:30 p.m.
NED2 Entity disambiguation (via description) batch_69b4086ab034819086c5fa7d4b172d75 completed March 13, 2026, 12:51 p.m.
Created at: March 8, 2026, 3:13 p.m.