Triple

T3004316
Position Surface form Disambiguated ID Type / Status
Subject Pelham, New York E81862 entity
Predicate servedBy P82 FINISHED
Object Pelham station
Pelham station is a commuter rail stop in Pelham, New York, on the Metro-North Railroad's New Haven Line.
 E353293 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: Pelham station | Statement: [Pelham, New York, servedBy, Pelham station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Pelham station
Context triple: [Pelham, New York, servedBy, Pelham station]
  • A. Baldwin station
    Baldwin station is a Long Island Rail Road commuter rail stop located in the hamlet of Baldwin in Nassau County, New York.
  • B. Northport station
    Northport station is a Long Island Rail Road commuter rail stop in Northport, New York, serving passengers on the Port Jefferson Branch.
  • C. Belmont station
    Belmont station is a major Chicago Transit Authority 'L' station on the North Side that serves as a key transfer point between multiple rapid transit lines.
  • D. Belmont station
    Belmont station is a commuter rail stop in Downers Grove, Illinois, served by Metra’s BNSF Railway Line connecting the suburb to downtown Chicago.
  • E. DeBary station
    DeBary station is a SunRail commuter rail station in DeBary, Florida, serving as the northern endpoint of the system’s line.
  • 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: Pelham station
Triple: [Pelham, New York, servedBy, Pelham station]
Generated description
Pelham station is a commuter rail stop in Pelham, New York, on the Metro-North Railroad's New Haven Line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Pelham station
Target entity description: Pelham station is a commuter rail stop in Pelham, New York, on the Metro-North Railroad's New Haven Line.
  • A. Baldwin station
    Baldwin station is a Long Island Rail Road commuter rail stop located in the hamlet of Baldwin in Nassau County, New York.
  • B. Northport station
    Northport station is a Long Island Rail Road commuter rail stop in Northport, New York, serving passengers on the Port Jefferson Branch.
  • C. Belmont station
    Belmont station is a major Chicago Transit Authority 'L' station on the North Side that serves as a key transfer point between multiple rapid transit lines.
  • D. Belmont station
    Belmont station is a commuter rail stop in Downers Grove, Illinois, served by Metra’s BNSF Railway Line connecting the suburb to downtown Chicago.
  • E. DeBary station
    DeBary station is a SunRail commuter rail station in DeBary, Florida, serving as the northern endpoint of the system’s line.
  • 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_69ad8b1c4de88190a83b7cefaa1f2842 completed March 8, 2026, 2:43 p.m.
NER Named-entity recognition batch_69ad9a149b248190ac4f11afc4871cc1 completed March 8, 2026, 3:47 p.m.
NED1 Entity disambiguation (via context triple) batch_69b334049c5c8190b870e790795cbec4 completed March 12, 2026, 9:45 p.m.
NEDg Description generation batch_69b337d7daf081909e5112f49a2aa2f2 completed March 12, 2026, 10:02 p.m.
NED2 Entity disambiguation (via description) batch_69b338eb22e4819094e9344aa5decb18 completed March 12, 2026, 10:06 p.m.
Created at: March 8, 2026, 2:59 p.m.