Triple
T1608124
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Quabbin Reservoir region |
E34553
|
entity |
| Predicate | contains |
P35
|
FINISHED |
| Object |
Quabbin Reservoir
Quabbin Reservoir is a large man-made lake in central Massachusetts that serves as one of the primary drinking water sources for the Boston metropolitan area and is surrounded by protected forest and wildlife habitat.
|
E185952
|
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: Quabbin Reservoir | Statement: [Quabbin Reservoir region, contains, Quabbin Reservoir]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Quabbin Reservoir Context triple: [Quabbin Reservoir region, contains, Quabbin Reservoir]
-
A.
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.
-
B.
Lake Quinsigamond
Lake Quinsigamond is a long, narrow lake in central Massachusetts known for recreational boating, fishing, and its historic rowing regattas.
-
C.
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.
-
D.
Leverett Pond
Leverett Pond is a scenic urban pond in Boston, Massachusetts, that forms part of the Emerald Necklace park system designed by Frederick Law Olmsted.
-
E.
Wakeby Pond
Wakeby Pond is a freshwater lake on Cape Cod in Mashpee, Massachusetts, known for recreational activities like 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: Quabbin Reservoir Triple: [Quabbin Reservoir region, contains, Quabbin Reservoir]
Generated description
Quabbin Reservoir is a large man-made lake in central Massachusetts that serves as one of the primary drinking water sources for the Boston metropolitan area and is surrounded by protected forest and wildlife habitat.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Quabbin Reservoir Target entity description: Quabbin Reservoir is a large man-made lake in central Massachusetts that serves as one of the primary drinking water sources for the Boston metropolitan area and is surrounded by protected forest and wildlife habitat.
-
A.
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.
-
B.
Lake Quinsigamond
Lake Quinsigamond is a long, narrow lake in central Massachusetts known for recreational boating, fishing, and its historic rowing regattas.
-
C.
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.
-
D.
Leverett Pond
Leverett Pond is a scenic urban pond in Boston, Massachusetts, that forms part of the Emerald Necklace park system designed by Frederick Law Olmsted.
-
E.
Wakeby Pond
Wakeby Pond is a freshwater lake on Cape Cod in Mashpee, Massachusetts, known for recreational activities like 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_69a885fea6a481909fe83ba6441f1774 |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69a9096e45408190b99e51df5b4a1cee |
completed | March 5, 2026, 4:41 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad608dfc688190a81a502c810f67fb |
completed | March 8, 2026, 11:42 a.m. |
| NEDg | Description generation | batch_69ad61e9f1e88190abdd07084e107fca |
completed | March 8, 2026, 11:47 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ad625af68481908dc5d43781aeff03 |
completed | March 8, 2026, 11:49 a.m. |
Created at: March 4, 2026, 7:28 p.m.