Triple

T18680190
Position Surface form Disambiguated ID Type / Status
Subject Wearhead E456711 entity
Predicate hasNearbyReservoir P13043 FINISHED
Object Wearhead Reservoir
Wearhead Reservoir is a man-made lake in County Durham, England, that forms part of the River Wear’s upper catchment and supplies water to the surrounding region.
E1337326 NE FINISHED

How this triple was built (4 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: Wearhead Reservoir | Statement: [Wearhead, hasNearbyReservoir, Wearhead Reservoir]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Wearhead Reservoir
Context triple: [Wearhead, hasNearbyReservoir, Wearhead Reservoir]
  • A. Gerle Creek Reservoir
    Gerle Creek Reservoir is a small mountain lake in California’s Sierra Nevada popular for camping, fishing, and other outdoor recreation within the Crystal Basin area.
  • B. Kangaroo Creek Reservoir
    Kangaroo Creek Reservoir is a major water storage and flood mitigation dam on the River Torrens in South Australia, supplying drinking water and recreational opportunities to the Adelaide region.
  • C. Chew Reservoir
    Chew Reservoir is a man-made upland water reservoir in the Peak District area of England, known for its moorland surroundings and role in regional water supply.
  • D. Hillview Reservoir
    Hillview Reservoir is a key New York City water storage facility that serves as the final holding basin for treated water before it enters the city’s distribution system.
  • E. Hogback Reservoir
    Hogback Reservoir is a man-made lake in Colebrook, Connecticut, primarily used for water supply and recreation.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Wearhead Reservoir
Triple: [Wearhead, hasNearbyReservoir, Wearhead Reservoir]
Generated description
Wearhead Reservoir is a man-made lake in County Durham, England, that forms part of the River Wear’s upper catchment and supplies water to the surrounding region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Wearhead Reservoir
Target entity description: Wearhead Reservoir is a man-made lake in County Durham, England, that forms part of the River Wear’s upper catchment and supplies water to the surrounding region.
  • A. Gerle Creek Reservoir
    Gerle Creek Reservoir is a small mountain lake in California’s Sierra Nevada popular for camping, fishing, and other outdoor recreation within the Crystal Basin area.
  • B. Kangaroo Creek Reservoir
    Kangaroo Creek Reservoir is a major water storage and flood mitigation dam on the River Torrens in South Australia, supplying drinking water and recreational opportunities to the Adelaide region.
  • C. Chew Reservoir
    Chew Reservoir is a man-made upland water reservoir in the Peak District area of England, known for its moorland surroundings and role in regional water supply.
  • D. Hillview Reservoir
    Hillview Reservoir is a key New York City water storage facility that serves as the final holding basin for treated water before it enters the city’s distribution system.
  • E. Hogback Reservoir
    Hogback Reservoir is a man-made lake in Colebrook, Connecticut, primarily used for water supply and recreation.
  • F. None of above. chosen

Provenance (5 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_69d8d391eb488190ac2e9abf5bf255e4 completed April 10, 2026, 10:40 a.m.
NER Named-entity recognition batch_69e55b2783648190bb602e2b07eedf92 completed April 19, 2026, 10:45 p.m.
NED1 Entity disambiguation (via context triple) batch_6a052355d4ec819099c19ff2662df92f completed May 14, 2026, 1:20 a.m.
NEDg Description generation batch_6a05247c52f08190b8c9cf9268f65a82 completed May 14, 2026, 1:25 a.m.
NED2 Entity disambiguation (via description) batch_6a0524eced608190a1b3468f6d0189c2 completed May 14, 2026, 1:27 a.m.
Created at: April 10, 2026, 11:48 a.m.