Triple
T18305116
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Granville, Massachusetts |
E438463
|
entity |
| Predicate | waterSupply |
P4103
|
FINISHED |
| Object | Cobble Mountain Reservoir |
—
|
NE NERFINISHED |
How this triple was built (3 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: Cobble Mountain Reservoir | Statement: [Granville, Massachusetts, waterSupply, Cobble Mountain Reservoir]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cobble Mountain Reservoir Context triple: [Granville, Massachusetts, waterSupply, Cobble Mountain Reservoir]
-
A.
Green Mountain Reservoir
Green Mountain Reservoir is a man-made lake in north-central Colorado that stores and regulates water supplies for irrigation, municipal use, and hydropower generation on the Colorado River system.
-
B.
Malden Reservoir
Malden Reservoir is a man-made water body in Massachusetts that serves as a local water supply and recreational resource within the greater Boston area.
-
C.
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.
-
D.
Buckley Dunton Reservoir
Buckley Dunton Reservoir is a scenic man-made lake in Becket, Massachusetts, popular for fishing, paddling, and wildlife viewing within the Berkshires.
-
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. 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: Cobble Mountain Reservoir Target entity description: Cobble Mountain Reservoir is a major drinking water source in western Massachusetts, supplying Springfield and several surrounding communities.
-
A.
Green Mountain Reservoir
Green Mountain Reservoir is a man-made lake in north-central Colorado that stores and regulates water supplies for irrigation, municipal use, and hydropower generation on the Colorado River system.
-
B.
Malden Reservoir
Malden Reservoir is a man-made water body in Massachusetts that serves as a local water supply and recreational resource within the greater Boston area.
-
C.
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.
-
D.
Buckley Dunton Reservoir
Buckley Dunton Reservoir is a scenic man-made lake in Becket, Massachusetts, popular for fishing, paddling, and wildlife viewing within the Berkshires.
-
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. chosen
Provenance (2 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_69d8b915e3e881909125d760c15d0c29 |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e5018256508190b024980e3a4a3ae9 |
completed | April 19, 2026, 4:23 p.m. |
Created at: April 10, 2026, 10:35 a.m.