Triple

T14675995
Position Surface form Disambiguated ID Type / Status
Subject Niagara Falls station (Canada) E344647 entity
Predicate hasStationCode P1289 FINISHED
Object NFS (Via Rail)
NFS (Via Rail) is the station code used by VIA Rail Canada for its Niagara Falls, Ontario passenger rail station.
 E1113875 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: NFS (Via Rail) | Statement: [Niagara Falls station (Canada), hasStationCode, NFS (Via Rail)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: NFS (Via Rail)
Context triple: [Niagara Falls station (Canada), hasStationCode, NFS (Via Rail)]
  • A. Via Rail
    Via Rail is Canada's national intercity passenger rail service, operating train routes that connect major cities and regions across the country.
  • B. NI Railways
    NI Railways is the primary passenger rail operator in Northern Ireland, running the region’s railway network and services.
  • C. Toronto Rocket trains
    Toronto Rocket trains are the modern, fully accessible subway cars used on Toronto’s heavy-rail network, featuring open gangways, automated announcements, and updated safety and passenger information systems.
  • D. NBK (Amtrak)
    NBK (Amtrak) is the Amtrak station code for New Brunswick station in New Jersey, used for ticketing and scheduling on the Northeast Corridor.
  • E. Canadian National Railway
    Canadian National Railway is a major Canadian freight railway company that operates an extensive rail network across Canada and into the United States.
  • 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: NFS (Via Rail)
Triple: [Niagara Falls station (Canada), hasStationCode, NFS (Via Rail)]
Generated description
NFS (Via Rail) is the station code used by VIA Rail Canada for its Niagara Falls, Ontario passenger rail station.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: NFS (Via Rail)
Target entity description: NFS (Via Rail) is the station code used by VIA Rail Canada for its Niagara Falls, Ontario passenger rail station.
  • A. Via Rail
    Via Rail is Canada's national intercity passenger rail service, operating train routes that connect major cities and regions across the country.
  • B. NI Railways
    NI Railways is the primary passenger rail operator in Northern Ireland, running the region’s railway network and services.
  • C. Toronto Rocket trains
    Toronto Rocket trains are the modern, fully accessible subway cars used on Toronto’s heavy-rail network, featuring open gangways, automated announcements, and updated safety and passenger information systems.
  • D. NBK (Amtrak)
    NBK (Amtrak) is the Amtrak station code for New Brunswick station in New Jersey, used for ticketing and scheduling on the Northeast Corridor.
  • E. Canadian National Railway
    Canadian National Railway is a major Canadian freight railway company that operates an extensive rail network across Canada and into the United States.
  • 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_69d822e283fc8190a0e4c235cf880052 completed April 9, 2026, 10:06 p.m.
NER Named-entity recognition batch_69deb5666e648190b5faa07076f497b8 completed April 14, 2026, 9:45 p.m.
NED1 Entity disambiguation (via context triple) batch_69fde17c24e0819089dd9606298f5ac9 completed May 8, 2026, 1:13 p.m.
NEDg Description generation batch_69fde6353dec8190b8729d61e7a2a649 completed May 8, 2026, 1:33 p.m.
NED2 Entity disambiguation (via description) batch_69fde72d93788190bd08326c3d2fea48 completed May 8, 2026, 1:37 p.m.
Created at: April 10, 2026, 1:27 a.m.