Triple

T11347023
Position Surface form Disambiguated ID Type / Status
Subject Lee Valley reservoirs E268740 entity
Predicate hasPart P35 FINISHED
Object Walthamstow Reservoirs E268740 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: Walthamstow Reservoirs | Statement: [Lee Valley reservoirs, hasPart, Walthamstow Reservoirs]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Walthamstow Reservoirs
Context triple: [Lee Valley reservoirs, hasPart, Walthamstow Reservoirs]
  • A. Rivington Reservoirs
    Rivington Reservoirs are a chain of scenic man-made lakes in Lancashire, England, created in the 19th century to supply drinking water and now popular for walking, wildlife, and outdoor recreation.
  • B. Heaton Park Reservoirs
    Heaton Park Reservoirs are a group of large covered water storage reservoirs in Manchester, England, that form a key part of the region’s drinking water supply infrastructure.
  • C. Lee Valley reservoirs chosen
    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.
  • D. Kempton Park Reservoirs
    Kempton Park Reservoirs are a series of large water storage reservoirs in southwest London that form part of the region’s public water supply infrastructure and associated nature conservation areas.
  • E. Brent Reservoir
    Brent Reservoir is an artificial lake in northwest London, England, created by damming the River Brent and now used for recreation and wildlife conservation.
  • 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_69d6aacbe18081909e5fadb50082dd96 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7ea214bb88190bb66f7fd3ef73081 completed April 9, 2026, 6:04 p.m.
NED1 Entity disambiguation (via context triple) batch_69e55649a9188190911608fef5894bd8 completed April 19, 2026, 10:25 p.m.
Created at: April 8, 2026, 9:33 p.m.