Triple
T3990562
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Deer Island Wastewater Treatment Plant |
E86978
|
entity |
| Predicate | ownedBy |
P347
|
FINISHED |
| Object | Massachusetts Water Resources Authority |
E14601
|
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: Massachusetts Water Resources Authority | Statement: [Deer Island Wastewater Treatment Plant, ownedBy, Massachusetts Water Resources Authority]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Massachusetts Water Resources Authority Context triple: [Deer Island Wastewater Treatment Plant, ownedBy, Massachusetts Water Resources Authority]
-
A.
Massachusetts Water Resources Authority
chosen
The Massachusetts Water Resources Authority is a public agency responsible for providing wholesale water and sewer services, including drinking water supply and wastewater treatment, to communities in the Greater Boston area.
-
B.
Massachusetts Department of Public Utilities
The Massachusetts Department of Public Utilities is a state regulatory agency responsible for overseeing investor‑owned electric, natural gas, and water utilities, as well as certain transportation and pipeline safety functions in Massachusetts.
-
C.
Massachusetts Department of Energy Resources
The Massachusetts Department of Energy Resources is a state agency responsible for advancing clean energy, energy efficiency, and sustainable energy policy across the Commonwealth of Massachusetts.
-
D.
Mystic River Watershed Association
Mystic River Watershed Association is a nonprofit environmental organization dedicated to protecting, restoring, and advocating for the Mystic River and its surrounding watershed in Massachusetts.
-
E.
Massachusetts Turnpike Authority
The Massachusetts Turnpike Authority was a former state agency that operated and maintained the Massachusetts Turnpike and related transportation facilities before its functions were absorbed into the Massachusetts Department of Transportation.
- 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_69aed93fd9d4819085d3b2137d2346cb |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69aefa01bf3c8190a6fb3bba65186ae6 |
completed | March 9, 2026, 4:49 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b54c50f348819090ebfd8b5192c819 |
completed | March 14, 2026, 11:53 a.m. |
Created at: March 9, 2026, 3:33 p.m.