Triple

T14189740
Position Surface form Disambiguated ID Type / Status
Subject Greenwich, Connecticut E351678 entity
Predicate hasRailStation P726 FINISHED
Object Old Greenwich station
Old Greenwich station is a commuter rail stop on the Metro-North Railroad's New Haven Line serving the Old Greenwich neighborhood of Greenwich, Connecticut.
E1088477 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: Old Greenwich station | Statement: [Greenwich, Connecticut, hasRailStation, Old Greenwich station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Old Greenwich station
Context triple: [Greenwich, Connecticut, hasRailStation, Old Greenwich station]
  • A. Greenwich station
    Greenwich station is a commuter rail station in Greenwich, Connecticut, serving as a key stop on the Metro-North Railroad's New Haven Line between New York City and New Haven.
  • B. Bayside Station
    Bayside Station is a monorail stop on Tokyo Disney Resort’s Disney Resort Line serving nearby hotels and resort facilities.
  • C. Waterfront Station
    Waterfront Station is a major transit hub in downtown Vancouver, British Columbia, serving multiple rail and bus lines and providing access to the historic Gastown district.
  • D. Bridgeport station
    Bridgeport station is a SEPTA rapid transit stop in Bridgeport, Pennsylvania, serving passengers on the Norristown High Speed Line.
  • E. Bridgeport station
    Bridgeport station is a major elevated SkyTrain transit hub in Richmond, British Columbia, serving the Canada Line and providing connections to buses and Vancouver International Airport.
  • 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: Old Greenwich station
Triple: [Greenwich, Connecticut, hasRailStation, Old Greenwich station]
Generated description
Old Greenwich station is a commuter rail stop on the Metro-North Railroad's New Haven Line serving the Old Greenwich neighborhood of Greenwich, Connecticut.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Old Greenwich station
Target entity description: Old Greenwich station is a commuter rail stop on the Metro-North Railroad's New Haven Line serving the Old Greenwich neighborhood of Greenwich, Connecticut.
  • A. Greenwich station
    Greenwich station is a commuter rail station in Greenwich, Connecticut, serving as a key stop on the Metro-North Railroad's New Haven Line between New York City and New Haven.
  • B. Bayside Station
    Bayside Station is a monorail stop on Tokyo Disney Resort’s Disney Resort Line serving nearby hotels and resort facilities.
  • C. Waterfront Station
    Waterfront Station is a major transit hub in downtown Vancouver, British Columbia, serving multiple rail and bus lines and providing access to the historic Gastown district.
  • D. Bridgeport station
    Bridgeport station is a SEPTA rapid transit stop in Bridgeport, Pennsylvania, serving passengers on the Norristown High Speed Line.
  • E. Bridgeport station
    Bridgeport station is a major elevated SkyTrain transit hub in Richmond, British Columbia, serving the Canada Line and providing connections to buses and Vancouver International Airport.
  • 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_69d827894ac0819097803e57f3227b23 completed April 9, 2026, 10:26 p.m.
NER Named-entity recognition batch_69de61df628c8190ba3f557e2128dce5 completed April 14, 2026, 3:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69fd280861fc81908c342fc229a526f3 completed May 8, 2026, 12:02 a.m.
NEDg Description generation batch_69fd2b53f6a08190b3c2dc412610e677 completed May 8, 2026, 12:16 a.m.
NED2 Entity disambiguation (via description) batch_69fd2de33f808190a3d3cb61e056a325 completed May 8, 2026, 12:27 a.m.
Created at: April 10, 2026, 1:03 a.m.