Triple

T11551966
Position Surface form Disambiguated ID Type / Status
Subject Lichfield Trent Valley E273918 entity
Predicate connectsRoute P845 FINISHED
Object London Euston – Crewe (via Trent Valley) E264878 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: London Euston – Crewe (via Trent Valley) | Statement: [Lichfield Trent Valley, connectsRoute, London Euston – Crewe (via Trent Valley)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: London Euston – Crewe (via Trent Valley)
Context triple: [Lichfield Trent Valley, connectsRoute, London Euston – Crewe (via Trent Valley)]
  • A. London Euston – Crewe chosen
    London Euston – Crewe is a key intercity rail corridor in England linking central London with the town of Crewe via the West Coast Main Line.
  • B. Crewe – Birmingham New Street
    Crewe – Birmingham New Street is a regional rail service in England connecting the railway hub of Crewe with Birmingham’s main central station.
  • C. Stoke-on-Trent to Crewe line
    The Stoke-on-Trent to Crewe line is a key railway route in England linking the Potteries area around Stoke-on-Trent with the major rail hub at Crewe, providing important regional and intercity connections.
  • D. Birmingham New Street – Rugeley Trent Valley
    Birmingham New Street – Rugeley Trent Valley is a regional rail service in England connecting Birmingham’s main central station with the town of Rugeley via the Trent Valley line.
  • E. London Euston – Tring – Milton Keynes Central
    London Euston – Tring – Milton Keynes Central is a regional rail service corridor in England linking central London with towns in Hertfordshire and the major transport hub of Milton Keynes.
  • 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_69d6aae4dfa48190a3ab0b19a159a3c5 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d88a83f1e88190aabf11a4c8a6c9e5 completed April 10, 2026, 5:28 a.m.
NED1 Entity disambiguation (via context triple) batch_69e6e8396ed081909bdf381db3dacd62 completed April 21, 2026, 3 a.m.
Created at: April 8, 2026, 9:37 p.m.