Triple
T1620091
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA bus route 57 |
E35009
|
entity |
| Predicate | agencyRegion |
P285
|
FINISHED |
| Object | Greater Boston |
E54
|
NE FINISHED |
How this triple was built (3 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: Greater Boston | Statement: [MBTA bus route 57, agencyRegion, Greater Boston]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Greater Boston Context triple: [MBTA bus route 57, agencyRegion, Greater Boston]
-
A.
Greater Boston
chosen
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.
-
B.
Boston, Massachusetts
Boston, Massachusetts is a historic New England city and the capital of Massachusetts, known for its pivotal role in the American Revolution, prestigious universities, and cultural and economic influence.
-
C.
Downtown Boston
Downtown Boston is the city’s historic and commercial core, known for its dense cluster of landmarks, offices, and shopping areas.
-
D.
Merrimack Valley
Merrimack Valley is a region in northeastern Massachusetts and southern New Hampshire centered around the Merrimack River, known for its historic mill cities and industrial heritage.
-
E.
Metrowest (Massachusetts)
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.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: agencyRegion Context triple: [MBTA bus route 57, agencyRegion, Greater Boston]
-
A.
countryRegion
Indicates that a country is located within, or belongs to, a specific geographic or administrative region.
-
B.
marketRegion
Indicates the geographic or demographic area in which a product, service, or entity is actively marketed or targeted.
-
C.
landingRegion
Indicates the area or zone where an object or entity comes to rest or makes contact after moving or descending.
-
D.
hasRegion
chosen
Indicates that an entity includes, contains, or is associated with a specific geographic or administrative region as part of its scope or structure.
-
E.
eligibleRegion
Indicates the geographic area within which something (such as an offer, service, or rule) is valid, applicable, or permitted.
- F. None of above.
Provenance (4 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_69a886023194819080a3fccd6e325d0e |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69aaf4a0ef748190ae52b9656474c0ef |
completed | March 6, 2026, 3:37 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad608ae5b4819080d769d6f6cbacda |
completed | March 8, 2026, 11:42 a.m. |
| PD | Predicate disambiguation | batch_69a907c731808190a1d998155041b3c1 |
completed | March 5, 2026, 4:34 a.m. |
Created at: March 4, 2026, 7:28 p.m.