Triple

T19247916
Position Surface form Disambiguated ID Type / Status
Subject Cambrai railway station E481311 entity
Predicate railwayLine P848 FINISHED
Object Douai–Cambrai railway — NE NERFINISHED

How this triple was built (3 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: Douai–Cambrai railway | Statement: [Cambrai railway station, railwayLine, Douai–Cambrai railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Douai–Cambrai railway
Context triple: [Cambrai railway station, railwayLine, Douai–Cambrai railway]
  • A. Lille–Calais railway
    The Lille–Calais railway is a major rail line in northern France that connects the city of Lille with the port city of Calais, serving as an important regional and international transport corridor.
  • B. Calais–Dunkerque railway
    The Calais–Dunkerque railway is a rail line in northern France that connects the port city of Calais with the industrial and port area of Dunkirk, serving both passenger and freight traffic.
  • C. Somain–Cambrai railway
    The Somain–Cambrai railway is a regional rail line in northern France that connects the towns of Somain and Cambrai, serving local passenger and freight traffic.
  • D. Paris–Lille railway
    The Paris–Lille railway is a major French rail line connecting the capital Paris with the northern city of Lille, serving as a key corridor for both passenger and freight transport.
  • E. Amiens–Boulogne railway
    The Amiens–Boulogne railway is a French rail line in northern France that connects the inland city of Amiens with the Channel port of Boulogne-sur-Mer, serving as an important regional passenger and freight route.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Douai–Cambrai railway
Target entity description: The Douai–Cambrai railway is a regional rail line in northern France that connects the cities of Douai and Cambrai, serving local passenger and freight traffic.
  • A. Lille–Calais railway
    The Lille–Calais railway is a major rail line in northern France that connects the city of Lille with the port city of Calais, serving as an important regional and international transport corridor.
  • B. Calais–Dunkerque railway
    The Calais–Dunkerque railway is a rail line in northern France that connects the port city of Calais with the industrial and port area of Dunkirk, serving both passenger and freight traffic.
  • C. Somain–Cambrai railway
    The Somain–Cambrai railway is a regional rail line in northern France that connects the towns of Somain and Cambrai, serving local passenger and freight traffic.
  • D. Paris–Lille railway
    The Paris–Lille railway is a major French rail line connecting the capital Paris with the northern city of Lille, serving as a key corridor for both passenger and freight transport.
  • E. Amiens–Boulogne railway
    The Amiens–Boulogne railway is a French rail line in northern France that connects the inland city of Amiens with the Channel port of Boulogne-sur-Mer, serving as an important regional passenger and freight route.
  • F. None of above. chosen

Provenance (2 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_69d8e8cd9d1081908a181d02b88b59b8 completed April 10, 2026, 12:10 p.m.
NER Named-entity recognition batch_69e5fb2e7cf881908dafd45d7a305c52 completed April 20, 2026, 10:08 a.m.
Created at: April 10, 2026, 1:27 p.m.