Triple

T4892044
Position Surface form Disambiguated ID Type / Status
Subject Wachusett Reservoir E109585 entity
Predicate connectedBy P37 FINISHED
Object Quabbin Aqueduct
The Quabbin Aqueduct is a major water conveyance tunnel in Massachusetts that transports drinking water from the Quabbin Reservoir system to the greater Boston area.
E480837 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: Quabbin Aqueduct | Statement: [Wachusett Reservoir, connectedBy, Quabbin Aqueduct]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Quabbin Aqueduct
Context triple: [Wachusett Reservoir, connectedBy, Quabbin Aqueduct]
  • A. Wachusett Aqueduct
    The Wachusett Aqueduct is a historic water conveyance system in Massachusetts that transports drinking water from the Wachusett Reservoir toward the Boston metropolitan area.
  • B. North Bay Aqueduct
    The North Bay Aqueduct is a key water conveyance facility in California that delivers State Water Project supplies to communities in Solano and Napa counties.
  • C. Catskill Aqueduct
    The Catskill Aqueduct is a major component of New York City's water supply system, transporting drinking water from the Catskill Mountains to the city and its reservoirs.
  • D. Delaware Aqueduct
    The Delaware Aqueduct is a major underground tunnel that transports drinking water from reservoirs in the Delaware River watershed to New York City, forming a critical component of the city’s water supply infrastructure.
  • E. Delaware Aqueduct
    The Delaware Aqueduct is a historic 19th-century suspension aqueduct that carried the Delaware and Hudson Canal over the Delaware River and is now preserved as the oldest surviving wire suspension bridge in the United States.
  • 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: Quabbin Aqueduct
Triple: [Wachusett Reservoir, connectedBy, Quabbin Aqueduct]
Generated description
The Quabbin Aqueduct is a major water conveyance tunnel in Massachusetts that transports drinking water from the Quabbin Reservoir system to the greater Boston area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Quabbin Aqueduct
Target entity description: The Quabbin Aqueduct is a major water conveyance tunnel in Massachusetts that transports drinking water from the Quabbin Reservoir system to the greater Boston area.
  • A. Wachusett Aqueduct
    The Wachusett Aqueduct is a historic water conveyance system in Massachusetts that transports drinking water from the Wachusett Reservoir toward the Boston metropolitan area.
  • B. North Bay Aqueduct
    The North Bay Aqueduct is a key water conveyance facility in California that delivers State Water Project supplies to communities in Solano and Napa counties.
  • C. Catskill Aqueduct
    The Catskill Aqueduct is a major component of New York City's water supply system, transporting drinking water from the Catskill Mountains to the city and its reservoirs.
  • D. Delaware Aqueduct
    The Delaware Aqueduct is a major underground tunnel that transports drinking water from reservoirs in the Delaware River watershed to New York City, forming a critical component of the city’s water supply infrastructure.
  • E. Delaware Aqueduct
    The Delaware Aqueduct is a historic 19th-century suspension aqueduct that carried the Delaware and Hudson Canal over the Delaware River and is now preserved as the oldest surviving wire suspension bridge in the United States.
  • 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_69bd4410bbf88190aad50d2451c863d6 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd6e2444dc819088d5562e90d16d9b completed March 20, 2026, 3:56 p.m.
NED1 Entity disambiguation (via context triple) batch_69be77975ad08190a427bcf1c01e364f completed March 21, 2026, 10:48 a.m.
NEDg Description generation batch_69be7847a378819081687ec783a8b862 completed March 21, 2026, 10:51 a.m.
NED2 Entity disambiguation (via description) batch_69be7915a26c81909b21a128daebf5b3 completed March 21, 2026, 10:55 a.m.
Created at: March 20, 2026, 1:28 p.m.