Triple

T5841953
Position Surface form Disambiguated ID Type / Status
Subject Anglia Railways E129613 entity
Predicate operatedRollingStock P5426 FINISHED
Object British Rail Class 90 E538996 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: British Rail Class 90 | Statement: [Anglia Railways, operatedRollingStock, British Rail Class 90]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: British Rail Class 90
Context triple: [Anglia Railways, operatedRollingStock, British Rail Class 90]
  • A. British Rail Class 90 chosen
    The British Rail Class 90 is a class of electric locomotives introduced in the late 1980s for high-speed passenger and freight services on the UK’s electrified main lines.
  • B. British Rail Class 91
    The British Rail Class 91 is a high-speed electric locomotive built in the late 1980s for InterCity 225 services on the East Coast Main Line, known for its streamlined design and 140 mph capability.
  • C. British Rail Class 165
    The British Rail Class 165 is a diesel multiple-unit commuter train used primarily on suburban and regional services in the south of England.
  • D. British Rail Class 365
    The British Rail Class 365 is a fleet of electric multiple-unit passenger trains built in the mid-1990s for suburban and regional services in southeast England and on the East Coast Main Line.
  • E. British Rail Class 150
    The British Rail Class 150 is a diesel multiple-unit passenger train built in the 1980s for regional and commuter services on the UK rail network.
  • 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_69c0084bd31c8190a796bb6284845e83 completed March 22, 2026, 3:18 p.m.
NER Named-entity recognition batch_69c034d876fc819089818c731116af56 completed March 22, 2026, 6:28 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7005bdc8881908e116147fe9b0abf completed March 27, 2026, 10:10 p.m.
Created at: March 22, 2026, 3:54 p.m.