Triple

T21415209
Position Surface form Disambiguated ID Type / Status
Subject Boustead Tunnel E528282 entity
Predicate namedAfter P63 FINISHED
Object Harold D. Boustead
Harold D. Boustead was a notable figure associated with the development or history of the Boustead Tunnel, for which the structure was named in his honor.
E1483605 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: Harold D. Boustead | Statement: [Boustead Tunnel, namedAfter, Harold D. Boustead]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Harold D. Boustead
Context triple: [Boustead Tunnel, namedAfter, Harold D. Boustead]
  • A. Sir Ellis Kadoorie
    Sir Ellis Kadoorie was a prominent Jewish businessman and philanthropist of the late 19th and early 20th centuries, known for his extensive charitable work and contributions to education in Asia, particularly in Hong Kong and the Middle East.
  • B. Edwin Henry Murrant
    Edwin Henry Murrant, better known as Harry "Breaker" Morant, was an Anglo-Australian horseman, bush poet, and soldier whose controversial court-martial and execution during the Second Boer War made him a legendary and disputed figure in Australian military history.
  • C. William M. Jardine
    William M. Jardine was an American agronomist and politician who served as U.S. Secretary of Agriculture under President Calvin Coolidge and later as U.S. Minister to Egypt.
  • D. Robert Hart
    Robert Hart was a prominent British diplomat and inspector-general of China's Imperial Maritime Customs Service in the late 19th and early 20th centuries.
  • E. William Throsby Bridges
    William Throsby Bridges was an Australian military officer best known as the founding commander of the Australian Imperial Force during World War I and a key figure in the Gallipoli campaign.
  • 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: Harold D. Boustead
Triple: [Boustead Tunnel, namedAfter, Harold D. Boustead]
Generated description
Harold D. Boustead was a notable figure associated with the development or history of the Boustead Tunnel, for which the structure was named in his honor.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Harold D. Boustead
Target entity description: Harold D. Boustead was a notable figure associated with the development or history of the Boustead Tunnel, for which the structure was named in his honor.
  • A. Sir Ellis Kadoorie
    Sir Ellis Kadoorie was a prominent Jewish businessman and philanthropist of the late 19th and early 20th centuries, known for his extensive charitable work and contributions to education in Asia, particularly in Hong Kong and the Middle East.
  • B. Edwin Henry Murrant
    Edwin Henry Murrant, better known as Harry "Breaker" Morant, was an Anglo-Australian horseman, bush poet, and soldier whose controversial court-martial and execution during the Second Boer War made him a legendary and disputed figure in Australian military history.
  • C. William M. Jardine
    William M. Jardine was an American agronomist and politician who served as U.S. Secretary of Agriculture under President Calvin Coolidge and later as U.S. Minister to Egypt.
  • D. Robert Hart
    Robert Hart was a prominent British diplomat and inspector-general of China's Imperial Maritime Customs Service in the late 19th and early 20th centuries.
  • E. William Throsby Bridges
    William Throsby Bridges was an Australian military officer best known as the founding commander of the Australian Imperial Force during World War I and a key figure in the Gallipoli campaign.
  • 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_69e0c454c248819093425d1099101c09 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69ee62d16bfc8190a1c08dd9d0c80e02 completed April 26, 2026, 7:09 p.m.
NED1 Entity disambiguation (via context triple) batch_6a09c29e95908190b294c9bf0790502e completed May 17, 2026, 1:29 p.m.
NEDg Description generation batch_6a09c37f44208190bfccdb4fdba2a00c completed May 17, 2026, 1:32 p.m.
NED2 Entity disambiguation (via description) batch_6a09c442817c819097b8dfadf292e56d completed May 17, 2026, 1:36 p.m.
Created at: April 16, 2026, 5:45 p.m.