Triple

T8504178
Position Surface form Disambiguated ID Type / Status
Subject Alexander Gardner E201292 entity
Predicate workedFor P1910 FINISHED
Object Mathew Brady E298214 NE FINISHED

How this triple was built (2 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: Mathew Brady | Statement: [Alexander Gardner, workedFor, Mathew Brady]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Mathew Brady
Context triple: [Alexander Gardner, workedFor, Mathew Brady]
  • A. Mathew Brady (photographer) chosen
    Mathew Brady was a pioneering 19th-century American photographer best known for his iconic portraits of political and military figures and his extensive documentation of the American Civil War.
  • B. Matthew Brady
    Matthew Brady was a pioneering 19th-century American photographer best known for his extensive documentation of the American Civil War and portraits of prominent political figures.
  • C. Alexander Gardner
    Alexander Gardner was a 19th-century Scottish-American photographer best known for his iconic Civil War images and portraits of figures such as Abraham Lincoln.
  • D. Timothy H. O'Sullivan
    Timothy H. O'Sullivan was a pioneering 19th-century American photographer best known for his stark Civil War battlefield images and later geological survey photographs of the American West.
  • E. Rowland V. Lee
    Rowland V. Lee was an American film director, producer, and actor best known for his work on classic Hollywood adventure and horror films in the 1930s and 1940s.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69ca831fe47c8190b5c57b456d2aefa0 completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cbe59d67d081908155a43b9b463fe3 completed March 31, 2026, 3:17 p.m.
NED1 Entity disambiguation (via context triple) batch_69ce88e0e08c819085d29157349a6ef6 completed April 2, 2026, 3:18 p.m.
Created at: March 30, 2026, 6:14 p.m.