Triple
T16586589
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Natick Center station |
E402972
|
entity |
| Predicate | regionServed |
P82
|
FINISHED |
| Object | MetroWest |
E162544
|
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: MetroWest | Statement: [Natick Center station, regionServed, MetroWest]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: MetroWest Context triple: [Natick Center station, regionServed, MetroWest]
-
A.
Watertown metropolitan area
The Watertown metropolitan area is a small metropolitan region in northern New York State centered on the city of Watertown and surrounding communities near the eastern end of Lake Ontario.
-
B.
Greater Boston
Greater Boston is the metropolitan region centered on the city of Boston, Massachusetts, encompassing numerous surrounding cities and towns and serving as a major hub for education, technology, and culture in New England.
-
C.
Metrowest (Massachusetts)
chosen
Metrowest (Massachusetts) is a suburban region west of Boston known for its affluent communities, technology and biotech industries, and role as a major residential and commercial corridor along the Mass Pike and I-495.
-
D.
Fairfield metropolitan area
The Fairfield metropolitan area is a region in southwestern Connecticut centered around the city of Bridgeport, encompassing several suburban communities and serving as part of the broader New York City metropolitan region.
-
E.
Hartford–Springfield region
The Hartford–Springfield region is a bi-state metropolitan area spanning north-central Connecticut and western Massachusetts, centered on the cities of Hartford and Springfield and linked by shared economic, cultural, and transportation ties.
- 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_69d88387363c8190a97a0c942130de97 |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e3599cbc448190bc80eef4ad58eb41 |
completed | April 18, 2026, 10:14 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a006ef4f17c819095b3c6f8644b687b |
completed | May 10, 2026, 11:41 a.m. |
Created at: April 10, 2026, 5:16 a.m.