Triple
T19960703
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Cosgrove Tunnel |
E479804
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Massachusetts water-supply system |
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-supply system | Statement: [Cosgrove Tunnel, partOf, Massachusetts water-supply system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Massachusetts water-supply system Context triple: [Cosgrove Tunnel, partOf, Massachusetts water-supply system]
-
A.
Middlesex Fells Reservation water system
The Middlesex Fells Reservation water system is a network of reservoirs and related infrastructure in Massachusetts that historically supplied drinking water and now supports recreation and conservation within the Middlesex Fells Reservation.
-
B.
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.
-
C.
Newark water supply system
The Newark water supply system is a network of reservoirs, pipelines, and treatment facilities that provides drinking water to the city of Newark, New Jersey and surrounding communities.
-
D.
Hartford flood-control system
The Hartford flood-control system is an engineered network of levees, channels, and related infrastructure designed to protect Hartford, Connecticut, from flooding along the Connecticut River and its tributaries.
-
E.
Cambridge water supply system
The Cambridge water supply system is the municipal infrastructure network that sources, treats, stores, and distributes drinking water to the city of Cambridge, Massachusetts.
- 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_69d8e523c19881909f9197037200dde6 |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e65af4520c81909986a47289ba801e |
completed | April 20, 2026, 4:57 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a07fdccdf408190b0d1130b82e9bfb2 |
completed | May 16, 2026, 5:17 a.m. |
Created at: April 10, 2026, 1:54 p.m.