Triple

T9342843
Position Surface form Disambiguated ID Type / Status
Subject Williamsbridge E224803 entity
Predicate historicalNameOrigin P3325 FINISHED
Object Williamsbridge Reservoir
Williamsbridge Reservoir was a former water storage facility in the Bronx, New York City, that played a key role in the borough’s 19th- and early 20th-century water supply system.
E792838 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: Williamsbridge Reservoir | Statement: [Williamsbridge, historicalNameOrigin, Williamsbridge Reservoir]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Williamsbridge Reservoir
Context triple: [Williamsbridge, historicalNameOrigin, Williamsbridge Reservoir]
  • A. Union Reservoir
    Union Reservoir is a popular recreational lake near Longmont, Colorado, known for activities such as boating, fishing, swimming, and picnicking.
  • B. Valehouse Reservoir
    Valehouse Reservoir is a man-made water storage lake in the Longdendale valley of Derbyshire, England, forming part of the chain of reservoirs supplying water to the Greater Manchester area.
  • C. Bethany Reservoir
    Bethany Reservoir is a man-made water storage facility in California that serves as a key forebay and regulating reservoir for the State Water Project’s South Bay Aqueduct.
  • D. Watergrove Reservoir
    Watergrove Reservoir is a man-made lake in Greater Manchester, England, known for supplying water to the region and for the remains of the submerged village of Watergrove visible at low water levels.
  • E. Millbrook Reservoir
    Millbrook Reservoir is a major water storage facility in South Australia that supplies drinking water to Adelaide and surrounding areas.
  • 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: Williamsbridge Reservoir
Triple: [Williamsbridge, historicalNameOrigin, Williamsbridge Reservoir]
Generated description
Williamsbridge Reservoir was a former water storage facility in the Bronx, New York City, that played a key role in the borough’s 19th- and early 20th-century water supply system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Williamsbridge Reservoir
Target entity description: Williamsbridge Reservoir was a former water storage facility in the Bronx, New York City, that played a key role in the borough’s 19th- and early 20th-century water supply system.
  • A. Union Reservoir
    Union Reservoir is a popular recreational lake near Longmont, Colorado, known for activities such as boating, fishing, swimming, and picnicking.
  • B. Valehouse Reservoir
    Valehouse Reservoir is a man-made water storage lake in the Longdendale valley of Derbyshire, England, forming part of the chain of reservoirs supplying water to the Greater Manchester area.
  • C. Bethany Reservoir
    Bethany Reservoir is a man-made water storage facility in California that serves as a key forebay and regulating reservoir for the State Water Project’s South Bay Aqueduct.
  • D. Watergrove Reservoir
    Watergrove Reservoir is a man-made lake in Greater Manchester, England, known for supplying water to the region and for the remains of the submerged village of Watergrove visible at low water levels.
  • E. Millbrook Reservoir
    Millbrook Reservoir is a major water storage facility in South Australia that supplies drinking water to Adelaide and surrounding areas.
  • 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_69ca842993248190a79ab06968994b86 completed March 30, 2026, 2:09 p.m.
NER Named-entity recognition batch_69cd4bb11cd08190b159a6066dd0ebf1 completed April 1, 2026, 4:45 p.m.
NED1 Entity disambiguation (via context triple) batch_69d0e4043e288190b05511d537b1614d completed April 4, 2026, 10:12 a.m.
NEDg Description generation batch_69d0e573af788190be4baaa3afb87ca2 completed April 4, 2026, 10:18 a.m.
NED2 Entity disambiguation (via description) batch_69d0e607944c81909a421828595cd793 completed April 4, 2026, 10:20 a.m.
Created at: March 30, 2026, 7:40 p.m.