Triple

T13505990
Position Surface form Disambiguated ID Type / Status
Subject Romney, Hythe and Dymchurch Railway E321015 entity
Predicate founder P104 FINISHED
Object Captain J. E. P. Howey
Captain J. E. P. Howey was a British millionaire, railway enthusiast, and former army officer best known for creating and developing the famous 15-inch gauge Romney, Hythe and Dymchurch Railway in Kent.
 E1045815 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: Captain J. E. P. Howey | Statement: [Romney, Hythe and Dymchurch Railway, founder, Captain J. E. P. Howey]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Captain J. E. P. Howey
Context triple: [Romney, Hythe and Dymchurch Railway, founder, Captain J. E. P. Howey]
  • A. Captain Hiram Combs
    Captain Hiram Combs was a local figure of historical significance in Arkansas, honored as the namesake of the community of Combs.
  • B. Captain Charles J. Johnston
    Captain Charles J. Johnston was a 19th-century sea captain best known for charting and bringing to wider attention the remote Pacific outpost now known as Johnston Atoll.
  • C. Captain W. E. Kingman
    Captain W. E. Kingman was a 19th-century sea captain and explorer after whom the remote Pacific atoll Kingman Reef was named.
  • D. Captain Robert K. Morgan
    Captain Robert K. Morgan was a U.S. Army Air Forces pilot best known for commanding the B-17 Flying Fortress "Memphis Belle" during World War II, one of the first heavy bombers to complete 25 combat missions over Europe.
  • E. Captain Thomas L. Roberts
    Captain Thomas L. Roberts was a U.S. Army officer best known for leading Union troops in the 1862 Battle of Apache Pass during the American Civil War in the Southwest.
  • 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: Captain J. E. P. Howey
Triple: [Romney, Hythe and Dymchurch Railway, founder, Captain J. E. P. Howey]
Generated description
Captain J. E. P. Howey was a British millionaire, railway enthusiast, and former army officer best known for creating and developing the famous 15-inch gauge Romney, Hythe and Dymchurch Railway in Kent.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Captain J. E. P. Howey
Target entity description: Captain J. E. P. Howey was a British millionaire, railway enthusiast, and former army officer best known for creating and developing the famous 15-inch gauge Romney, Hythe and Dymchurch Railway in Kent.
  • A. Captain Hiram Combs
    Captain Hiram Combs was a local figure of historical significance in Arkansas, honored as the namesake of the community of Combs.
  • B. Captain Charles J. Johnston
    Captain Charles J. Johnston was a 19th-century sea captain best known for charting and bringing to wider attention the remote Pacific outpost now known as Johnston Atoll.
  • C. Captain W. E. Kingman
    Captain W. E. Kingman was a 19th-century sea captain and explorer after whom the remote Pacific atoll Kingman Reef was named.
  • D. Captain Robert K. Morgan
    Captain Robert K. Morgan was a U.S. Army Air Forces pilot best known for commanding the B-17 Flying Fortress "Memphis Belle" during World War II, one of the first heavy bombers to complete 25 combat missions over Europe.
  • E. Captain Thomas L. Roberts
    Captain Thomas L. Roberts was a U.S. Army officer best known for leading Union troops in the 1862 Battle of Apache Pass during the American Civil War in the Southwest.
  • 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_69d807629d6c8190998f1b9bb12d2ed0 completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69dbaf8259a08190ada13c4a3078f07d completed April 12, 2026, 2:43 p.m.
NED1 Entity disambiguation (via context triple) batch_69f7548bc188819090773db66b0103a1 completed May 3, 2026, 1:58 p.m.
NEDg Description generation batch_69f758a55ddc81909298a37f6ce88236 completed May 3, 2026, 2:16 p.m.
NED2 Entity disambiguation (via description) batch_69f7593d74cc819099c5d39ae09c3f70 completed May 3, 2026, 2:18 p.m.
Created at: April 9, 2026, 9:43 p.m.