Triple
T3541961
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Old Croton Dam |
E74906
|
entity |
| Predicate | forms |
P2100
|
FINISHED |
| Object | Croton Reservoir |
E238682
|
NE FINISHED |
How this triple was built (2 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: Croton Reservoir | Statement: [Old Croton Dam, forms, Croton Reservoir]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Croton Reservoir Context triple: [Old Croton Dam, forms, Croton Reservoir]
-
A.
Croton Reservoir
chosen
Croton Reservoir is a large man-made lake in Westchester County, New York, that serves as a key component of New York City's water supply system.
-
B.
Croton Falls Reservoir
Croton Falls Reservoir is a man-made lake in Westchester County, New York, that serves as part of New York City's Croton water supply system.
-
C.
Croton Reservoir system
The Croton Reservoir system is a network of reservoirs and related infrastructure in New York that forms a major component of the New York City water supply.
-
D.
Tuckertown Reservoir
Tuckertown Reservoir is a man-made lake on the Yadkin River in North Carolina, primarily used for hydroelectric power generation, recreation, and wildlife habitat.
-
E.
Greenfield Reservoir
Greenfield Reservoir is a man-made water reservoir in the Saddleworth area of Greater Manchester, England, forming part of the network of upland reservoirs in the Peak District.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69ad85d274cc8190ab59c97298a1cfbf |
completed | March 8, 2026, 2:21 p.m. |
| NER | Named-entity recognition | batch_69adbf73c5e881909a8352512928377b |
completed | March 8, 2026, 6:26 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b402dbd7d08190b7b220aa8c7caac6 |
completed | March 13, 2026, 12:28 p.m. |
Created at: March 8, 2026, 3:20 p.m.