Triple
T326485
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Croton water supply system |
E6530
|
entity |
| Predicate | component |
P35
|
FINISHED |
| Object |
New Croton Aqueduct
The New Croton Aqueduct is a major underground water tunnel that conveys drinking water from the Croton Reservoir system in upstate New York to New York City.
|
E42501
|
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: New Croton Aqueduct | Statement: [Croton water supply system, component, New Croton Aqueduct]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: New Croton Aqueduct Context triple: [Croton water supply system, component, New Croton Aqueduct]
-
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.
Old Croton Aqueduct State Historic Park
Old Croton Aqueduct State Historic Park is a linear park and historic trail that follows the route of the 19th-century aqueduct that once carried New York City’s drinking water from the Croton River.
-
C.
New Croton Reservoir
The New Croton Reservoir is a major water supply reservoir in Westchester County, New York, that forms a key part of New York City's Croton water system.
-
D.
New Croton Dam
New Croton Dam is a large masonry gravity dam in New York that forms the New Croton Reservoir, a key component of New York City’s water supply system.
-
E.
Emperor’s Canal
Emperor’s Canal is one of Amsterdam’s main historic canals, renowned for its elegant 17th-century canal houses and central role in the city’s UNESCO-listed canal belt.
- 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: New Croton Aqueduct Triple: [Croton water supply system, component, New Croton Aqueduct]
Generated description
The New Croton Aqueduct is a major underground water tunnel that conveys drinking water from the Croton Reservoir system in upstate New York to New York City.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: New Croton Aqueduct Target entity description: The New Croton Aqueduct is a major underground water tunnel that conveys drinking water from the Croton Reservoir system in upstate New York to New York City.
-
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.
Old Croton Aqueduct State Historic Park
Old Croton Aqueduct State Historic Park is a linear park and historic trail that follows the route of the 19th-century aqueduct that once carried New York City’s drinking water from the Croton River.
-
C.
New Croton Reservoir
The New Croton Reservoir is a major water supply reservoir in Westchester County, New York, that forms a key part of New York City's Croton water system.
-
D.
New Croton Dam
New Croton Dam is a large masonry gravity dam in New York that forms the New Croton Reservoir, a key component of New York City’s water supply system.
-
E.
Emperor’s Canal
Emperor’s Canal is one of Amsterdam’s main historic canals, renowned for its elegant 17th-century canal houses and central role in the city’s UNESCO-listed canal belt.
- 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_69a2e7933d6c8190bb2592ad13286ef2 |
completed | Feb. 28, 2026, 1:03 p.m. |
| NER | Named-entity recognition | batch_69a2ea974d8481908c7d84f72a7728b6 |
completed | Feb. 28, 2026, 1:16 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a3d241f924819087dedd32d7b6cc2b |
completed | March 1, 2026, 5:44 a.m. |
| NEDg | Description generation | batch_69a3d2cf9bb08190bffa5c03147b6aff |
completed | March 1, 2026, 5:46 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a3d34bbbcc819089cf2123da185eb3 |
completed | March 1, 2026, 5:48 a.m. |
Created at: Feb. 28, 2026, 1:08 p.m.