Triple

T8534744
Position Surface form Disambiguated ID Type / Status
Subject London–Marseille E202049 entity
Predicate hasSegment P3574 FINISHED
Object London–Paris rail route
The London–Paris rail route is a major international high-speed rail corridor linking the United Kingdom and France via the Channel Tunnel, primarily served by Eurostar trains between London St Pancras and Paris Gare du Nord.
E740593 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: London–Paris rail route | Statement: [London–Marseille, hasSegment, London–Paris rail route]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: London–Paris rail route
Context triple: [London–Marseille, hasSegment, London–Paris rail route]
  • A. Paris–Le Havre railway
    The Paris–Le Havre railway is a major French rail line connecting the capital Paris with the port city of Le Havre, serving as an important passenger and freight corridor in northwestern France.
  • B. Paris–Cherbourg railway
    The Paris–Cherbourg railway is a major French rail line connecting the capital Paris with the port city of Cherbourg in Normandy, serving both passenger and freight traffic.
  • C. 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.
  • D. Paris–Rouen railway
    The Paris–Rouen railway is a major French rail line connecting the capital Paris with the city of Rouen in Normandy, historically significant as one of the early mainline routes in France.
  • E. London–Edinburgh rail corridor
    The London–Edinburgh rail corridor is a major intercity railway route in the United Kingdom linking the English and Scottish capitals along the East Coast of Britain.
  • 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: London–Paris rail route
Triple: [London–Marseille, hasSegment, London–Paris rail route]
Generated description
The London–Paris rail route is a major international high-speed rail corridor linking the United Kingdom and France via the Channel Tunnel, primarily served by Eurostar trains between London St Pancras and Paris Gare du Nord.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: London–Paris rail route
Target entity description: The London–Paris rail route is a major international high-speed rail corridor linking the United Kingdom and France via the Channel Tunnel, primarily served by Eurostar trains between London St Pancras and Paris Gare du Nord.
  • A. Paris–Le Havre railway
    The Paris–Le Havre railway is a major French rail line connecting the capital Paris with the port city of Le Havre, serving as an important passenger and freight corridor in northwestern France.
  • B. Paris–Cherbourg railway
    The Paris–Cherbourg railway is a major French rail line connecting the capital Paris with the port city of Cherbourg in Normandy, serving both passenger and freight traffic.
  • C. 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.
  • D. Paris–Rouen railway
    The Paris–Rouen railway is a major French rail line connecting the capital Paris with the city of Rouen in Normandy, historically significant as one of the early mainline routes in France.
  • E. London–Edinburgh rail corridor
    The London–Edinburgh rail corridor is a major intercity railway route in the United Kingdom linking the English and Scottish capitals along the East Coast of Britain.
  • 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_69ca832355b08190b8b6a4ab4a4a3554 completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cbe6a0ccd4819097b41d0dfb1c5018 completed March 31, 2026, 3:22 p.m.
NED1 Entity disambiguation (via context triple) batch_69ce6d8332cc819083c86e0dc58bcc37 completed April 2, 2026, 1:22 p.m.
NEDg Description generation batch_69ce6f02fabc819093b95e0d318c5649 completed April 2, 2026, 1:28 p.m.
NED2 Entity disambiguation (via description) batch_69ce6f9b12148190be55b3f5f2b518d9 completed April 2, 2026, 1:31 p.m.
Created at: March 30, 2026, 6:17 p.m.