Triple

T6651969
Position Surface form Disambiguated ID Type / Status
Subject Shore Line East E150842 entity
Predicate station P726 FINISHED
Object Old Saybrook station
Old Saybrook station is a key passenger rail stop in Old Saybrook, Connecticut, serving Shore Line East commuter trains as well as Amtrak services along the Northeast Corridor.
E609863 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 Saybrook station | Statement: [Shore Line East, station, Old Saybrook station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Old Saybrook station
Context triple: [Shore Line East, station, Old Saybrook station]
  • A. Meriden station
    Meriden station is a passenger rail station in Meriden, Connecticut, serving CTrail Hartford Line and Amtrak trains along the New Haven–Springfield corridor.
  • B. Naugatuck station
    Naugatuck station is a commuter rail stop in Naugatuck, Connecticut, served by Metro-North Railroad trains on the Waterbury Branch.
  • C. Beacon Falls station
    Beacon Falls station is a small commuter rail stop in Beacon Falls, Connecticut, served by Metro-North Railroad’s Waterbury Branch.
  • D. West Hartford station
    West Hartford station is a planned commuter rail stop in West Hartford, Connecticut, that will serve passengers on the CTrail Hartford Line.
  • E. Waterbury station
    Waterbury station is a Metro-North Railroad commuter rail station in Waterbury, Connecticut, serving as the primary rail hub for the city.
  • 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 Saybrook station
Triple: [Shore Line East, station, Old Saybrook station]
Generated description
Old Saybrook station is a key passenger rail stop in Old Saybrook, Connecticut, serving Shore Line East commuter trains as well as Amtrak services along the Northeast Corridor.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Old Saybrook station
Target entity description: Old Saybrook station is a key passenger rail stop in Old Saybrook, Connecticut, serving Shore Line East commuter trains as well as Amtrak services along the Northeast Corridor.
  • A. Meriden station
    Meriden station is a passenger rail station in Meriden, Connecticut, serving CTrail Hartford Line and Amtrak trains along the New Haven–Springfield corridor.
  • B. Naugatuck station
    Naugatuck station is a commuter rail stop in Naugatuck, Connecticut, served by Metro-North Railroad trains on the Waterbury Branch.
  • C. Beacon Falls station
    Beacon Falls station is a small commuter rail stop in Beacon Falls, Connecticut, served by Metro-North Railroad’s Waterbury Branch.
  • D. West Hartford station
    West Hartford station is a planned commuter rail stop in West Hartford, Connecticut, that will serve passengers on the CTrail Hartford Line.
  • E. Waterbury station
    Waterbury station is a Metro-North Railroad commuter rail station in Waterbury, Connecticut, serving as the primary rail hub for the city.
  • 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_69c687f2c9508190a60b9aad31d3f358 completed March 27, 2026, 1:36 p.m.
NER Named-entity recognition batch_69c6b0458fb48190a76d8d1d6273a92b completed March 27, 2026, 4:28 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6eefb3b6c8190ba797dc51966e3a5 completed March 27, 2026, 8:56 p.m.
NEDg Description generation batch_69c6f1ed97248190ab2253b3b2457f4f completed March 27, 2026, 9:09 p.m.
NED2 Entity disambiguation (via description) batch_69c6f2c18c0081908958b7ffeed7a787 completed March 27, 2026, 9:12 p.m.
Created at: March 27, 2026, 2:01 p.m.