Triple

T12526931
Position Surface form Disambiguated ID Type / Status
Subject Mortimer Durand E299463 entity
Predicate educatedAt P5 FINISHED
Object Blackheath Proprietary School
Blackheath Proprietary School was a 19th-century independent boys' school in Blackheath, London, known for educating members of the British professional and imperial elite.
 E988270 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: Blackheath Proprietary School | Statement: [Mortimer Durand, educatedAt, Blackheath Proprietary School]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Blackheath Proprietary School
Context triple: [Mortimer Durand, educatedAt, Blackheath Proprietary School]
  • A. Blackheath High School
    Blackheath High School is an independent girls' day school in Blackheath, London, known for its strong academic record and broad extracurricular offerings.
  • B. West School
    West School is a public elementary school serving students in the New Canaan, Connecticut community.
  • C. Sydenham School
    Sydenham School is a secondary school located in the Sydenham area of London, England.
  • D. Town School for Boys
    Town School for Boys is a private all-boys elementary and middle school in San Francisco known for serving the city’s affluent families.
  • E. Samuel Ward Academy
    Samuel Ward Academy is a coeducational secondary school and sixth form serving students in Haverhill, Suffolk, England.
  • 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: Blackheath Proprietary School
Triple: [Mortimer Durand, educatedAt, Blackheath Proprietary School]
Generated description
Blackheath Proprietary School was a 19th-century independent boys' school in Blackheath, London, known for educating members of the British professional and imperial elite.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Blackheath Proprietary School
Target entity description: Blackheath Proprietary School was a 19th-century independent boys' school in Blackheath, London, known for educating members of the British professional and imperial elite.
  • A. Blackheath High School
    Blackheath High School is an independent girls' day school in Blackheath, London, known for its strong academic record and broad extracurricular offerings.
  • B. West School
    West School is a public elementary school serving students in the New Canaan, Connecticut community.
  • C. Sydenham School
    Sydenham School is a secondary school located in the Sydenham area of London, England.
  • D. Town School for Boys
    Town School for Boys is a private all-boys elementary and middle school in San Francisco known for serving the city’s affluent families.
  • E. Samuel Ward Academy
    Samuel Ward Academy is a coeducational secondary school and sixth form serving students in Haverhill, Suffolk, England.
  • 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_69d6ada5cdd48190860d9ce30aff69be completed April 8, 2026, 7:33 p.m.
NER Named-entity recognition batch_69d9545d7e6c819080c3a85c18caa1ae completed April 10, 2026, 7:49 p.m.
NED1 Entity disambiguation (via context triple) batch_69f64bc393808190add527030a928517 completed May 2, 2026, 7:08 p.m.
NEDg Description generation batch_69f64c535c9881908e5bf07d13fa73c5 completed May 2, 2026, 7:11 p.m.
NED2 Entity disambiguation (via description) batch_69f6508afef08190ac7a19b1ee90141e completed May 2, 2026, 7:29 p.m.
Created at: April 8, 2026, 9:57 p.m.