Triple

T12719520
Position Surface form Disambiguated ID Type / Status
Subject Travelcard Zone 1 E303936 entity
Predicate containsStation P83367 FINISHED
Object Euston Underground station E55093 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: Euston Underground station | Statement: [Travelcard Zone 1, containsStation, Euston Underground station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Euston Underground station
Context triple: [Travelcard Zone 1, containsStation, Euston Underground station]
  • A. Euston Underground station chosen
    Euston Underground station is a major London Underground interchange serving the Euston mainline railway station on the Northern and Victoria lines.
  • B. Euston Square Underground station
    Euston Square Underground station is a London Underground station in central London served by the Circle, Hammersmith & City, and Metropolitan lines.
  • C. Edgware Underground Station
    Edgware Underground Station is a London Underground terminus on the Northern line serving the suburban district of Edgware in the London Borough of Barnet.
  • D. Regent's Park Underground station
    Regent's Park Underground station is a London Underground station on the Bakerloo line, located near Regent's Park and serving attractions such as London Zoo.
  • E. Holborn station
    Holborn station is a central London Underground station on the Central and Piccadilly lines, located near major attractions such as the British Museum.
  • 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_69d7bdf084148190ab9d513dc0735af4 completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d96411d87481909127e81755f23964 completed April 10, 2026, 8:56 p.m.
NED1 Entity disambiguation (via context triple) batch_69fe6b366470819093a74828e2a85116 completed May 8, 2026, 11:01 p.m.
Created at: April 9, 2026, 5:24 p.m.