Triple

T4337347
Position Surface form Disambiguated ID Type / Status
Subject Stagecoach E97495 entity
Predicate starring P1507 FINISHED
Object Berton Churchill
Berton Churchill was a Canadian-born American character actor of the early 20th century, known for his frequent portrayals of stern authority figures in Hollywood films.
 E436763 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: Berton Churchill | Statement: [Stagecoach, starring, Berton Churchill]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Berton Churchill
Context triple: [Stagecoach, starring, Berton Churchill]
  • A. Henry Winston Spencer-Churchill
    Henry Winston Spencer-Churchill was a British army officer and member of the prominent Spencer-Churchill family, related to wartime Prime Minister Winston Churchill.
  • B. Lord Randolph Churchill
    Lord Randolph Churchill was a prominent 19th-century British Conservative politician and statesman, known for his radical views within the party and as a leading figure of the Fourth Party.
  • C. John Albert William Spencer-Churchill
    John Albert William Spencer-Churchill, 10th Duke of Marlborough, was a British aristocrat and landowner who held one of the most prominent dukedoms in the United Kingdom during the 20th century.
  • D. Lord Ivor Spencer-Churchill
    Lord Ivor Spencer-Churchill was a British aristocrat and younger son of the 9th Duke of Marlborough, notable for his connections to both the Churchill family and the wealthy American Vanderbilt dynasty.
  • E. Lord Augustus Robert Spencer-Churchill
    Lord Augustus Robert Spencer-Churchill was a 19th-century British aristocrat and younger son of the 7th Duke of Marlborough, belonging to the prominent Spencer-Churchill family.
  • 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: Berton Churchill
Triple: [Stagecoach, starring, Berton Churchill]
Generated description
Berton Churchill was a Canadian-born American character actor of the early 20th century, known for his frequent portrayals of stern authority figures in Hollywood films.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Berton Churchill
Target entity description: Berton Churchill was a Canadian-born American character actor of the early 20th century, known for his frequent portrayals of stern authority figures in Hollywood films.
  • A. Henry Winston Spencer-Churchill
    Henry Winston Spencer-Churchill was a British army officer and member of the prominent Spencer-Churchill family, related to wartime Prime Minister Winston Churchill.
  • B. Lord Randolph Churchill
    Lord Randolph Churchill was a prominent 19th-century British Conservative politician and statesman, known for his radical views within the party and as a leading figure of the Fourth Party.
  • C. John Albert William Spencer-Churchill
    John Albert William Spencer-Churchill, 10th Duke of Marlborough, was a British aristocrat and landowner who held one of the most prominent dukedoms in the United Kingdom during the 20th century.
  • D. Lord Ivor Spencer-Churchill
    Lord Ivor Spencer-Churchill was a British aristocrat and younger son of the 9th Duke of Marlborough, notable for his connections to both the Churchill family and the wealthy American Vanderbilt dynasty.
  • E. Lord Augustus Robert Spencer-Churchill
    Lord Augustus Robert Spencer-Churchill was a 19th-century British aristocrat and younger son of the 7th Duke of Marlborough, belonging to the prominent Spencer-Churchill family.
  • 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_69b3454662a481908fbcd0bbfaa3a0a4 completed March 12, 2026, 10:59 p.m.
NER Named-entity recognition batch_69b3516c621881909f094d040d4805e9 completed March 12, 2026, 11:51 p.m.
NED1 Entity disambiguation (via context triple) batch_69b5f5c527d481908aa5552838e1f7d1 completed March 14, 2026, 11:56 p.m.
NEDg Description generation batch_69b5f674c94c81908327336dd4380d2e completed March 14, 2026, 11:59 p.m.
NED2 Entity disambiguation (via description) batch_69b5f719d008819090a35e3597a0089f completed March 15, 2026, 12:02 a.m.
Created at: March 12, 2026, 11:14 p.m.