Triple

T23161157
Position Surface form Disambiguated ID Type / Status
Subject Becher's Brook E578587 entity
Predicate hasHistoricalEvent P2107 FINISHED
Object Captain Martin Becher fell there in the first official Grand National in 1839 — NE NERFINISHED

How this triple was built (3 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 Martin Becher fell there in the first official Grand National in 1839 | Statement: [Becher's Brook, hasHistoricalEvent, Captain Martin Becher fell there in the first official Grand National in 1839]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Captain Martin Becher fell there in the first official Grand National in 1839
Context triple: [Becher's Brook, hasHistoricalEvent, Captain Martin Becher fell there in the first official Grand National in 1839]
  • A. Edward Mannock
    Edward Mannock was a famed British First World War fighter ace, credited with a high number of aerial victories and celebrated for his leadership and tactical skill in air combat.
  • B. Sir Christian Bonington
    Sir Christian Bonington is a renowned British mountaineer and expedition leader celebrated for pioneering ascents in the Himalayas and other major mountain ranges.
  • C. Captain Geoffrey Thomas Baggallay
    Captain Geoffrey Thomas Baggallay was a British intelligence officer in Dublin during the Irish War of Independence, known for his role in the notorious Cairo Gang targeted by Michael Collins.
  • D. Sir John Moore
    Sir John Moore was a renowned British Army general of the Napoleonic Wars, best known for his reforms of light infantry and his death at the Battle of Corunna in 1809.
  • E. Lester Piggott
    Lester Piggott was a legendary English flat racing jockey renowned for his tactical brilliance and record-breaking success in major races, including multiple Derby victories.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Captain Martin Becher fell there in the first official Grand National in 1839
Target entity description: Becher's Brook is a famously challenging fence on the Grand National course at Aintree Racecourse, renowned for its difficulty and role in the race's history.
  • A. Edward Mannock
    Edward Mannock was a famed British First World War fighter ace, credited with a high number of aerial victories and celebrated for his leadership and tactical skill in air combat.
  • B. Sir Christian Bonington
    Sir Christian Bonington is a renowned British mountaineer and expedition leader celebrated for pioneering ascents in the Himalayas and other major mountain ranges.
  • C. Captain Geoffrey Thomas Baggallay
    Captain Geoffrey Thomas Baggallay was a British intelligence officer in Dublin during the Irish War of Independence, known for his role in the notorious Cairo Gang targeted by Michael Collins.
  • D. Sir John Moore
    Sir John Moore was a renowned British Army general of the Napoleonic Wars, best known for his reforms of light infantry and his death at the Battle of Corunna in 1809.
  • E. Lester Piggott
    Lester Piggott was a legendary English flat racing jockey renowned for his tactical brilliance and record-breaking success in major races, including multiple Derby victories.
  • F. None of above. chosen

Provenance (2 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_69e245fc75348190a0288401044c8af8 completed April 17, 2026, 2:38 p.m.
NER Named-entity recognition batch_69f18f006930819097aafef87405d737 completed April 29, 2026, 4:54 a.m.
Created at: April 17, 2026, 4:02 p.m.