Triple

T9207589
Position Surface form Disambiguated ID Type / Status
Subject Blanche of Lancaster E221024 entity
Predicate deathPlace P21 FINISHED
Object Tutbury Castle
Tutbury Castle is a historic medieval fortress in Staffordshire, England, known for its royal connections and role in English political and military history.
E785958 NE FINISHED

How this triple was built (4 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: Tutbury Castle | Statement: [Blanche of Lancaster, deathPlace, Tutbury Castle]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tutbury Castle
Context triple: [Blanche of Lancaster, deathPlace, Tutbury Castle]
  • A. Marlborough Castle
    Marlborough Castle was a medieval royal stronghold in Wiltshire, England, that served as a residence for English monarchs and their consorts.
  • B. Tonbridge Castle
    Tonbridge Castle is a historic Norman motte-and-bailey fortress in Tonbridge, Kent, known for its well-preserved gatehouse and riverside setting.
  • C. Grosmont Castle
    Grosmont Castle is a medieval stone fortress in the village of Grosmont in Monmouthshire, Wales, notable as one of the trio of castles guarding the Monnow Valley near the English border.
  • D. Hurst Castle
    Hurst Castle is a coastal artillery fortress on the Solent in Hampshire, England, built by Henry VIII as part of his chain of coastal defenses.
  • E. Portchester Castle
    Portchester Castle is a remarkably well-preserved medieval fortress in Hampshire, England, built within the walls of a former Roman fort and overlooking Portsmouth Harbour.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Tutbury Castle
Triple: [Blanche of Lancaster, deathPlace, Tutbury Castle]
Generated description
Tutbury Castle is a historic medieval fortress in Staffordshire, England, known for its royal connections and role in English political and military history.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Tutbury Castle
Target entity description: Tutbury Castle is a historic medieval fortress in Staffordshire, England, known for its royal connections and role in English political and military history.
  • A. Marlborough Castle
    Marlborough Castle was a medieval royal stronghold in Wiltshire, England, that served as a residence for English monarchs and their consorts.
  • B. Tonbridge Castle
    Tonbridge Castle is a historic Norman motte-and-bailey fortress in Tonbridge, Kent, known for its well-preserved gatehouse and riverside setting.
  • C. Grosmont Castle
    Grosmont Castle is a medieval stone fortress in the village of Grosmont in Monmouthshire, Wales, notable as one of the trio of castles guarding the Monnow Valley near the English border.
  • D. Hurst Castle
    Hurst Castle is a coastal artillery fortress on the Solent in Hampshire, England, built by Henry VIII as part of his chain of coastal defenses.
  • E. Portchester Castle
    Portchester Castle is a remarkably well-preserved medieval fortress in Hampshire, England, built within the walls of a former Roman fort and overlooking Portsmouth Harbour.
  • F. None of above. chosen

Provenance (5 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_69ca83e9d0e081908bdb71097201a06c completed March 30, 2026, 2:08 p.m.
NER Named-entity recognition batch_69ccd9b0b6788190908bee67a0c5d48f completed April 1, 2026, 8:39 a.m.
NED1 Entity disambiguation (via context triple) batch_69d065e49fcc81909ddb838a8ad28c57 completed April 4, 2026, 1:14 a.m.
NEDg Description generation batch_69d0676ea53c81908b16dfce6810f6b0 completed April 4, 2026, 1:20 a.m.
NED2 Entity disambiguation (via description) batch_69d0684c1a108190bc7fdfdced16e24c completed April 4, 2026, 1:24 a.m.
Created at: March 30, 2026, 7:26 p.m.