Triple
T720347
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Massachusetts Water Resources Authority |
E14601
|
entity |
| Predicate | usesWaterSource |
P4102
|
FINISHED |
| Object |
Wachusett Reservoir
Wachusett Reservoir is a large man-made lake in central Massachusetts that serves as a major drinking water supply for the Greater Boston area.
|
E109585
|
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: Wachusett Reservoir | Statement: [Massachusetts Water Resources Authority, usesWaterSource, Wachusett Reservoir]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Wachusett Reservoir Context triple: [Massachusetts Water Resources Authority, usesWaterSource, Wachusett Reservoir]
-
A.
Walden Pond (Lynn)
Walden Pond (Lynn) is a scenic pond within the Lynn Woods Reservation in Lynn, Massachusetts, known for its natural beauty and recreational use.
-
B.
Wakeby Pond
Wakeby Pond is a freshwater lake on Cape Cod in Mashpee, Massachusetts, known for recreational activities like fishing, boating, and swimming.
-
C.
Ashokan Reservoir
Ashokan Reservoir is a major New York City water supply reservoir located in the Catskill Mountains of Ulster County, New York.
-
D.
Fresh Pond
Fresh Pond is a large freshwater reservoir and surrounding parkland in Cambridge, Massachusetts, known for its walking trails, wildlife, and role in the city's water supply.
-
E.
Mashpee Pond
Mashpee Pond is a freshwater lake in the town of Mashpee on Cape Cod, Massachusetts, known for recreation such as fishing, boating, and swimming.
- 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: Wachusett Reservoir Triple: [Massachusetts Water Resources Authority, usesWaterSource, Wachusett Reservoir]
Generated description
Wachusett Reservoir is a large man-made lake in central Massachusetts that serves as a major drinking water supply for the Greater Boston area.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Wachusett Reservoir Target entity description: Wachusett Reservoir is a large man-made lake in central Massachusetts that serves as a major drinking water supply for the Greater Boston area.
-
A.
Walden Pond (Lynn)
Walden Pond (Lynn) is a scenic pond within the Lynn Woods Reservation in Lynn, Massachusetts, known for its natural beauty and recreational use.
-
B.
Wakeby Pond
Wakeby Pond is a freshwater lake on Cape Cod in Mashpee, Massachusetts, known for recreational activities like fishing, boating, and swimming.
-
C.
Ashokan Reservoir
Ashokan Reservoir is a major New York City water supply reservoir located in the Catskill Mountains of Ulster County, New York.
-
D.
Fresh Pond
Fresh Pond is a large freshwater reservoir and surrounding parkland in Cambridge, Massachusetts, known for its walking trails, wildlife, and role in the city's water supply.
-
E.
Mashpee Pond
Mashpee Pond is a freshwater lake in the town of Mashpee on Cape Cod, Massachusetts, known for recreation such as fishing, boating, and swimming.
- 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_69a4934c753c81909b309027e48b9b3a |
completed | March 1, 2026, 7:28 p.m. |
| NER | Named-entity recognition | batch_69a4a58e65e8819098cba7e6a20d8f33 |
completed | March 1, 2026, 8:46 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a7edf6b02c8190995c50a98b4ec326 |
completed | March 4, 2026, 8:31 a.m. |
| NEDg | Description generation | batch_69a7f1cc03b48190a291ca9c20646648 |
completed | March 4, 2026, 8:48 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a7f26264d48190ad04ee855523fcc1 |
completed | March 4, 2026, 8:50 a.m. |
Created at: March 1, 2026, 7:37 p.m.