Triple
T4818218
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Croton Watershed |
E107642
|
entity |
| Predicate | contains |
P35
|
FINISHED |
| Object | Middle Branch Reservoir |
E15369
|
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: Middle Branch Reservoir | Statement: [Croton Watershed, contains, Middle Branch Reservoir]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Middle Branch Reservoir Context triple: [Croton Watershed, contains, Middle Branch Reservoir]
-
A.
Middle Branch Reservoir
chosen
Middle Branch Reservoir is a man-made lake in New York’s Croton Watershed that serves as part of the New York City water supply system.
-
B.
East Branch Reservoir
East Branch Reservoir is a man-made water supply reservoir in New York’s Croton Watershed that helps provide drinking water to New York City.
-
C.
Fort Meadow Reservoir
Fort Meadow Reservoir is a recreational lake in Marlborough, Massachusetts, known for activities such as swimming, boating, and fishing.
-
D.
West Branch Reservoir
West Branch Reservoir is a man-made water body in New York that serves as part of the New York City water supply system and offers limited recreational opportunities.
-
E.
Union Valley Reservoir
Union Valley Reservoir is a large man-made lake in California’s Sierra Nevada used for recreation and hydroelectric power within Eldorado National Forest.
- 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_69bd43f9efa081908314cb3e94fa1695 |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd6c95b0ec8190a562541b0d7417cb |
completed | March 20, 2026, 3:49 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69beba49cac08190aa083ebeb52004eb |
completed | March 21, 2026, 3:33 p.m. |
Created at: March 20, 2026, 1:24 p.m.