Triple

T16408198
Position Surface form Disambiguated ID Type / Status
Subject Bordeaux-Saint-Jean station E398489 entity
Predicate railwayLine P848 FINISHED
Object Bordeaux–Périgueux railway
The Bordeaux–Périgueux railway is a French rail line in southwestern France that connects the city of Bordeaux with Périgueux, serving as an important regional passenger and freight route.
 E1217731 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: Bordeaux–Périgueux railway | Statement: [Bordeaux-Saint-Jean station, railwayLine, Bordeaux–Périgueux railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Bordeaux–Périgueux railway
Context triple: [Bordeaux-Saint-Jean station, railwayLine, Bordeaux–Périgueux railway]
  • A. Limoges–Périgueux railway
    The Limoges–Périgueux railway is a regional rail line in southwestern France that connects the cities of Limoges and Périgueux, serving as an important link within the Nouvelle-Aquitaine rail network.
  • B. Bordeaux–Le Verdon railway
    The Bordeaux–Le Verdon railway is a French rail line in the Nouvelle-Aquitaine region that connects the city of Bordeaux to the Atlantic coast near the mouth of the Gironde estuary.
  • C. Bordeaux–Toulouse railway line
    The Bordeaux–Toulouse railway line is a major rail corridor in southwestern France that connects the cities of Bordeaux and Toulouse, serving numerous intermediate towns and facilitating regional passenger and freight transport.
  • D. Limoges–Angoulême railway
    The Limoges–Angoulême railway is a rail line in southwestern France that connects the cities of Limoges and Angoulême, serving as an important regional passenger and freight route.
  • E. Toulouse–Auch railway
    The Toulouse–Auch railway is a regional rail line in southwestern France that connects the city of Toulouse with the town of Auch, serving intermediate suburban and rural communities.
  • 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: Bordeaux–Périgueux railway
Triple: [Bordeaux-Saint-Jean station, railwayLine, Bordeaux–Périgueux railway]
Generated description
The Bordeaux–Périgueux railway is a French rail line in southwestern France that connects the city of Bordeaux with Périgueux, serving as an important regional passenger and freight route.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Bordeaux–Périgueux railway
Target entity description: The Bordeaux–Périgueux railway is a French rail line in southwestern France that connects the city of Bordeaux with Périgueux, serving as an important regional passenger and freight route.
  • A. Limoges–Périgueux railway
    The Limoges–Périgueux railway is a regional rail line in southwestern France that connects the cities of Limoges and Périgueux, serving as an important link within the Nouvelle-Aquitaine rail network.
  • B. Bordeaux–Le Verdon railway
    The Bordeaux–Le Verdon railway is a French rail line in the Nouvelle-Aquitaine region that connects the city of Bordeaux to the Atlantic coast near the mouth of the Gironde estuary.
  • C. Bordeaux–Toulouse railway line
    The Bordeaux–Toulouse railway line is a major rail corridor in southwestern France that connects the cities of Bordeaux and Toulouse, serving numerous intermediate towns and facilitating regional passenger and freight transport.
  • D. Limoges–Angoulême railway
    The Limoges–Angoulême railway is a rail line in southwestern France that connects the cities of Limoges and Angoulême, serving as an important regional passenger and freight route.
  • E. Toulouse–Auch railway
    The Toulouse–Auch railway is a regional rail line in southwestern France that connects the city of Toulouse with the town of Auch, serving intermediate suburban and rural communities.
  • 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_69d87f2950248190bc8ad9b9bebdc8c8 completed April 10, 2026, 4:40 a.m.
NER Named-entity recognition batch_69e32870e44c8190aae7bc6e6022ceb7 completed April 18, 2026, 6:45 a.m.
NED1 Entity disambiguation (via context triple) batch_6a006071a8ac8190b004a2861343960a completed May 10, 2026, 10:39 a.m.
NEDg Description generation batch_6a0060fd5d6c819099d5d1ccaaa907c9 completed May 10, 2026, 10:42 a.m.
NED2 Entity disambiguation (via description) batch_6a0061e78b68819095d554b2ff7a329a completed May 10, 2026, 10:45 a.m.
Created at: April 10, 2026, 5:09 a.m.