Triple

T10028046
Position Surface form Disambiguated ID Type / Status
Subject Lancaster Place, London E204780 entity
Predicate hasBuilding P105 FINISHED
Object Duchy of Lancaster headquarters E162484 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: Duchy of Lancaster headquarters | Statement: [Lancaster Place, London, hasBuilding, Duchy of Lancaster headquarters]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Duchy of Lancaster headquarters
Context triple: [Lancaster Place, London, hasBuilding, Duchy of Lancaster headquarters]
  • A. Lancaster House chosen
    Lancaster House is a historic 19th-century mansion in central London, renowned for its opulent interiors and frequent use as a venue for high-profile diplomatic and governmental events.
  • B. Kensington Palace, London
    Kensington Palace, London is a historic royal residence in Kensington Gardens that has long served as a home for members of the British royal family.
  • C. Prince of Wales residence
    The Prince of Wales residence at Ludlow Castle was a historic royal household where heirs to the English throne, notably during the late medieval and Tudor periods, lived and were educated while overseeing governance in the Welsh Marches.
  • D. Duchy of Lancaster
    The Duchy of Lancaster is a private estate and portfolio of land, property, and assets held in trust for the British monarch in their role as Duke of Lancaster, providing an independent source of income separate from the Crown Estate.
  • E. Portcullis House
    Portcullis House is a modern parliamentary office building in Westminster that provides workspaces for members of the UK House of Commons and their staff.
  • 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_69ca834d77188190ad645e33e8ca3200 completed March 30, 2026, 2:06 p.m.
NER Named-entity recognition batch_69cdcde51c408190afb34010b1707014 completed April 2, 2026, 2:01 a.m.
NED1 Entity disambiguation (via context triple) batch_69d2822bca308190ad2fad82653c6e74 completed April 5, 2026, 3:39 p.m.
Created at: March 30, 2026, 8:54 p.m.