Triple

T7430682
Position Surface form Disambiguated ID Type / Status
Subject London Underground Metropolitan line E171480 entity
Predicate owner P347 FINISHED
Object Transport for London E11100 NE FINISHED

How this triple was built (2 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: Transport for London | Statement: [London Underground Metropolitan line, owner, Transport for London]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Transport for London
Context triple: [London Underground Metropolitan line, owner, Transport for London]
  • A. Transport for London chosen
    Transport for London is the local government body responsible for managing and overseeing the public transport network and major roads in Greater London.
  • B. London Passenger Transport Board
    The London Passenger Transport Board was the public body that managed and coordinated most of the capital’s bus, tram, trolleybus, and underground rail services in London from the 1930s until the late 1940s.
  • C. London Transport Board
    The London Transport Board was the public body responsible for operating and overseeing most of the public transport system in Greater London from the early 1960s until the creation of the Greater London Council’s transport authority.
  • D. London Underground
    The London Underground is a rapid transit system serving Greater London and surrounding areas, famous as one of the world's oldest and most extensive metro networks.
  • E. City Thameslink
    City Thameslink is a central London railway station on the Thameslink route, serving commuter and regional services through the City of London.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69c68a63491881909281f73d4d5643bf completed March 27, 2026, 1:47 p.m.
NER Named-entity recognition batch_69c6f32324c481908c9ba594e8456728 completed March 27, 2026, 9:14 p.m.
NED1 Entity disambiguation (via context triple) batch_69c81f135a348190ae9edc02a19b2278 completed March 28, 2026, 6:33 p.m.
Created at: March 27, 2026, 3:12 p.m.