Triple

T18018150
Position Surface form Disambiguated ID Type / Status
Subject River Fleet E431045 entity
Predicate visibleAtSurface P27395 FINISHED
Object Hampstead Heath ponds (headwaters) NE NERFINISHED

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: Hampstead Heath ponds (headwaters) | Statement: [River Fleet, visibleAtSurface, Hampstead Heath ponds (headwaters)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Hampstead Heath ponds (headwaters)
Context triple: [River Fleet, visibleAtSurface, Hampstead Heath ponds (headwaters)]
  • A. Hampstead Ponds chosen
    Hampstead Ponds are a group of historic bathing and wildlife ponds on Hampstead Heath in north London, popular for open-air swimming and recreation.
  • B. Highgate Ladies’ Pond
    Highgate Ladies’ Pond is a women-only outdoor swimming pond on Hampstead Heath in London, known for its natural setting and year-round wild swimming.
  • C. Epsom Common Pond
    Epsom Common Pond is a natural water feature on Epsom Common in Surrey, England, valued for its wildlife habitat and scenic setting within the local nature reserve.
  • D. Chingford Reservoirs
    Chingford Reservoirs are a group of large drinking-water storage reservoirs in the Lee Valley in northeast London, forming part of the city’s main water supply infrastructure and an important wetland habitat for wildlife.
  • E. Lee Valley reservoirs
    The Lee Valley reservoirs are a chain of large man‑made lakes in northeast London that store and supply drinking water to the city and surrounding areas.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

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_69d8b904530081908bf341d842464856 completed April 10, 2026, 8:47 a.m.
NER Named-entity recognition batch_69e4b9bf85c08190a40cef4c6d7b566a completed April 19, 2026, 11:17 a.m.
Created at: April 10, 2026, 10:24 a.m.