Triple

T2300423
Position Surface form Disambiguated ID Type / Status
Subject Middlesex Fells Reservation E51717 entity
Predicate hasBodyOfWater P1778 FINISHED
Object Fells Reservoir E168642 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: Fells Reservoir | Statement: [Middlesex Fells Reservation, hasBodyOfWater, Fells Reservoir]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Fells Reservoir
Context triple: [Middlesex Fells Reservation, hasBodyOfWater, Fells Reservoir]
  • A. Fells Reservoir chosen
    Fells Reservoir is a man-made water body in Massachusetts that serves as part of the regional water supply and recreational landscape within the Middlesex Fells Reservation.
  • B. Howden Reservoir
    Howden Reservoir is a large man-made lake in Derbyshire’s Peak District, known as part of the Upper Derwent Valley chain of reservoirs supplying water to nearby cities and popular for its scenic surroundings and outdoor recreation.
  • C. John Martin Reservoir
    John Martin Reservoir is a large man-made lake and state park in southeastern Colorado known for its water recreation, birdwatching, and role in regional water storage and flood control.
  • D. Bog Brook Reservoir
    Bog Brook Reservoir is a small New York City water supply reservoir in southeastern New York State that forms part of the Croton Watershed system.
  • E. Foziling Reservoir
    Foziling Reservoir is a major multipurpose water conservancy project in Anhui Province, China, known for flood control, irrigation, and water supply within the Huai River basin.
  • 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_69a88b0a9f248190bcff941463d8f65a completed March 4, 2026, 7:42 p.m.
NER Named-entity recognition batch_69abc5edc1348190a4d84606b1310711 completed March 7, 2026, 6:30 a.m.
NED1 Entity disambiguation (via context triple) batch_69aea870018481908780ba79a0ddd5c7 completed March 9, 2026, 11:01 a.m.
Created at: March 4, 2026, 7:49 p.m.