Triple
T20240625
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mass Central Rail Trail |
E498277
|
entity |
| Predicate | locatedIn |
P40
|
FINISHED |
| Object | Wachusett Reservoir area |
—
|
NE NERFINISHED |
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: Wachusett Reservoir area | Statement: [Mass Central Rail Trail, locatedIn, Wachusett Reservoir area]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Wachusett Reservoir area Context triple: [Mass Central Rail Trail, locatedIn, Wachusett Reservoir area]
-
A.
Wachusett Mountain State Reservation
Wachusett Mountain State Reservation is a protected natural area in central Massachusetts known for its forested slopes, hiking trails, and popular ski area on Wachusett Mountain.
-
B.
Walden Pond State Reservation
Walden Pond State Reservation is a historic natural park in Massachusetts best known as the setting of Henry David Thoreau’s book "Walden" and a symbol of American transcendentalism and conservation.
-
C.
Wachusett Reservoir
chosen
Wachusett Reservoir is a large man-made lake in central Massachusetts that serves as a major drinking water supply for the Greater Boston area.
-
D.
Alewife Brook Reservation
Alewife Brook Reservation is an urban nature preserve and wetland park in Cambridge, Massachusetts, offering trails, wildlife habitat, and floodplain protection within the Boston metropolitan area.
-
E.
Neponset River Reservation
Neponset River Reservation is a protected natural and recreational area along the Neponset River in Massachusetts, featuring wetlands, trails, and waterfront access for outdoor activities.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69da6274c58c81909c646eabed6f4f30 |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e6716dd0b081909d4063150cdc0c02 |
completed | April 20, 2026, 6:33 p.m. |
Created at: April 11, 2026, 11:40 p.m.