Delaware Aqueduct
E236139
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.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Delaware Aqueduct canonical | 18 |
| Delaware Aqueduct system | 2 |
| Delaware Aqueduct Bypass Tunnel | 1 |
| New York City Delaware Aqueduct system | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2111071 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Delaware Aqueduct Context triple: [New York City water supply system, hasPart, Delaware Aqueduct]
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A.
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.
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B.
Delaware and Hudson Canal
The Delaware and Hudson Canal was a 19th-century engineering project that transported anthracite coal from Pennsylvania to the Hudson River, playing a key role in early American industrialization and canal-era commerce.
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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.
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D.
Delaware and Raritan Canal
The Delaware and Raritan Canal is a historic 19th-century waterway in central New Jersey that once served as a major transportation route and now forms the backbone of a popular linear state park and recreation corridor.
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E.
Holyoke Canal System
The Holyoke Canal System is a historic network of industrial power canals in Holyoke, Massachusetts, built in the 19th century to harness the Connecticut River for manufacturing and mill operations.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Delaware Aqueduct Target entity description: 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.
-
A.
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.
-
B.
Delaware and Hudson Canal
The Delaware and Hudson Canal was a 19th-century engineering project that transported anthracite coal from Pennsylvania to the Hudson River, playing a key role in early American industrialization and canal-era commerce.
-
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 and Raritan Canal
The Delaware and Raritan Canal is a historic 19th-century waterway in central New Jersey that once served as a major transportation route and now forms the backbone of a popular linear state park and recreation corridor.
-
E.
Holyoke Canal System
The Holyoke Canal System is a historic network of industrial power canals in Holyoke, Massachusetts, built in the 19th century to harness the Connecticut River for manufacturing and mill operations.
- F. None of above. chosen
Statements (48)
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Delaware Aqueduct Description of subject: 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.
Referenced by (22)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Delaware Aqueduct
linked to: Delaware Aqueduct
linked to: Delaware Aqueduct
linked to: Delaware Aqueduct