Triple
T4932416
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Echo Bridge aqueduct |
E110726
|
entity |
| Predicate | ownedBy |
P347
|
FINISHED |
| Object | Massachusetts water authorities |
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 authorities | Statement: [Echo Bridge aqueduct, ownedBy, Massachusetts water authorities]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Massachusetts water authorities Context triple: [Echo Bridge aqueduct, ownedBy, Massachusetts water authorities]
-
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.
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.
-
C.
Massachusetts Department of Environmental Protection
The Massachusetts Department of Environmental Protection is the state agency responsible for safeguarding air, water, and land resources in Massachusetts through regulation, enforcement, and environmental oversight.
-
D.
Merrimack River watershed
The Merrimack River watershed is the drainage basin in New England that collects water from numerous rivers and streams, ultimately feeding into the Merrimack River.
-
E.
Mystic River watershed
The Mystic River watershed is a drainage basin in the Greater Boston area of Massachusetts that collects water from numerous rivers and streams before emptying into Boston Harbor.
- 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_69bd4415190c8190817bee7ec9f9f944 |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd7063c57c8190a5a6fb3586238d35 |
completed | March 20, 2026, 4:05 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be77b41c4c8190b4f714334242bc9b |
completed | March 21, 2026, 10:49 a.m. |
Created at: March 20, 2026, 1:30 p.m.