Triple
T10761560
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Middle Reservoir |
E253839
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Middlesex Fells Reservation water supply system |
E648205
|
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: Middlesex Fells Reservation water supply system | Statement: [Middle Reservoir, partOf, Middlesex Fells Reservation water supply system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Middlesex Fells Reservation water supply system Context triple: [Middle Reservoir, partOf, Middlesex Fells Reservation water supply system]
-
A.
Middlesex Fells Reservation water system
chosen
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.
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.
-
C.
Croton Reservoir system
The Croton Reservoir system is a network of reservoirs and related infrastructure in New York that forms a major component of the New York City water supply.
-
D.
Scituate Reservoir
Scituate Reservoir is the largest freshwater body in Rhode Island and the primary drinking water source for the city of Providence and several surrounding communities.
-
E.
Catskill–Delaware water supply system
The Catskill–Delaware water supply system is a major network of reservoirs, aqueducts, and related infrastructure that delivers the majority of New York City’s high-quality drinking water from the Catskill Mountains and Delaware River watershed.
- 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_69d6aa5f54f4819082d0bbcb6f8797e6 |
completed | April 8, 2026, 7:19 p.m. |
| NER | Named-entity recognition | batch_69d731a230ac8190920439076aaeb91e |
completed | April 9, 2026, 4:57 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69de2351db9c8190983ac834ea069fb4 |
completed | April 14, 2026, 11:21 a.m. |
Created at: April 8, 2026, 9:16 p.m.