Triple
T4892019
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Wachusett Reservoir |
E109585
|
entity |
| Predicate | suppliesWaterTo |
P4102
|
FINISHED |
| Object | Metropolitan Boston |
E54
|
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: Metropolitan Boston | Statement: [Wachusett Reservoir, suppliesWaterTo, Metropolitan Boston]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Metropolitan Boston Context triple: [Wachusett Reservoir, suppliesWaterTo, Metropolitan Boston]
-
A.
Greater Boston
chosen
Greater Boston is the metropolitan region centered on the city of Boston, Massachusetts, encompassing numerous surrounding cities and towns and serving as a major hub for education, technology, and culture in New England.
-
B.
Cape Cod metropolitan area
The Cape Cod metropolitan area is a coastal region in southeastern Massachusetts known for its beaches, tourism-driven economy, and collection of small towns and villages.
-
C.
Northeast megalopolis
The Northeast megalopolis is a densely populated urban corridor in the northeastern United States stretching roughly from Boston to Washington, D.C., encompassing major cities and their surrounding metropolitan areas.
-
D.
Providence–Warwick metropolitan area
The Providence–Warwick metropolitan area is a major New England urban region centered on Providence, Rhode Island, and extending into surrounding communities in Rhode Island and southeastern Massachusetts.
-
E.
Boston–Worcester–Providence combined statistical area
The Boston–Worcester–Providence combined statistical area is a large multi-state U.S. population and economic region centered on the cities of Boston, Worcester, and Providence in New England.
- 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_69bd4410bbf88190aad50d2451c863d6 |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd6e2444dc819088d5562e90d16d9b |
completed | March 20, 2026, 3:56 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be77975ad08190a427bcf1c01e364f |
completed | March 21, 2026, 10:48 a.m. |
Created at: March 20, 2026, 1:28 p.m.