Triple

T3262436
Position Surface form Disambiguated ID Type / Status
Subject Amtrak Maple Leaf E68441 entity
Predicate hasStationStop P726 FINISHED
Object Niagara Falls station (Canada)
Niagara Falls station (Canada) is a railway station in Niagara Falls, Ontario, serving as an international passenger rail stop near the U.S.–Canada border.
 E344647 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: Niagara Falls station (Canada) | Statement: [Amtrak Maple Leaf, hasStationStop, Niagara Falls station (Canada)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Niagara Falls station (Canada)
Context triple: [Amtrak Maple Leaf, hasStationStop, Niagara Falls station (Canada)]
  • A. Niagara Falls station (US)
    Niagara Falls station (US) is an Amtrak rail station in Niagara Falls, New York, serving as a key cross-border stop for passenger trains traveling between the United States and Canada.
  • B. St. Catharines railway station
    St. Catharines railway station is a passenger rail station in St. Catharines, Ontario, serving intercity train services in the Niagara Region of Canada.
  • C. Waterloo station
    Waterloo station is a major central London railway terminus and Underground hub, known as one of the busiest transport interchanges in the United Kingdom.
  • D. Waterloo East station
    Waterloo East station is a central London railway station on the South Bank, serving suburban and regional services and linked by footbridge to both Waterloo and Charing Cross stations.
  • E. Erie station
    Erie station is a subway station in Philadelphia, Pennsylvania, serving the SEPTA Broad Street 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: Niagara Falls station (Canada)
Triple: [Amtrak Maple Leaf, hasStationStop, Niagara Falls station (Canada)]
Generated description
Niagara Falls station (Canada) is a railway station in Niagara Falls, Ontario, serving as an international passenger rail stop near the U.S.–Canada border.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Niagara Falls station (Canada)
Target entity description: Niagara Falls station (Canada) is a railway station in Niagara Falls, Ontario, serving as an international passenger rail stop near the U.S.–Canada border.
  • A. Niagara Falls station (US)
    Niagara Falls station (US) is an Amtrak rail station in Niagara Falls, New York, serving as a key cross-border stop for passenger trains traveling between the United States and Canada.
  • B. St. Catharines railway station
    St. Catharines railway station is a passenger rail station in St. Catharines, Ontario, serving intercity train services in the Niagara Region of Canada.
  • C. Waterloo station
    Waterloo station is a major central London railway terminus and Underground hub, known as one of the busiest transport interchanges in the United Kingdom.
  • D. Waterloo East station
    Waterloo East station is a central London railway station on the South Bank, serving suburban and regional services and linked by footbridge to both Waterloo and Charing Cross stations.
  • E. Erie station
    Erie station is a subway station in Philadelphia, Pennsylvania, serving the SEPTA Broad Street 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_69ad8590444081909e8107a8aeef3a23 completed March 8, 2026, 2:20 p.m.
NER Named-entity recognition batch_69adafa908e881908cbb2ad137819ffb completed March 8, 2026, 5:19 p.m.
NED1 Entity disambiguation (via context triple) batch_69b2e83a7a508190afd5342c79f3da9d completed March 12, 2026, 4:22 p.m.
NEDg Description generation batch_69b2ec14cc548190901810096dea9c9a completed March 12, 2026, 4:38 p.m.
NED2 Entity disambiguation (via description) batch_69b2ec807de48190ae96eb090e215a17 completed March 12, 2026, 4:40 p.m.
Created at: March 8, 2026, 3:09 p.m.