Triple
T21852438
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Elm Street (Newton, Massachusetts) |
E539536
|
entity |
| Predicate | hasPublicTransitNearby |
P135495
|
FINISHED |
| Object | Massachusetts Bay Transportation Authority |
—
|
NE NERFINISHED |
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: Massachusetts Bay Transportation Authority | Statement: [Elm Street (Newton, Massachusetts), hasPublicTransitNearby, Massachusetts Bay Transportation Authority]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Massachusetts Bay Transportation Authority Context triple: [Elm Street (Newton, Massachusetts), hasPublicTransitNearby, Massachusetts Bay Transportation Authority]
-
A.
Montachusett Regional Transit Authority
Montachusett Regional Transit Authority is a public transportation agency serving the Montachusett region of north-central Massachusetts with bus and paratransit services.
-
B.
Merrimack Valley Regional Transit Authority
Merrimack Valley Regional Transit Authority is a public transportation agency that operates local bus and paratransit services in the Merrimack Valley region of northeastern Massachusetts.
-
C.
MBTA
MBTA is a landmark U.S. federal law enacted in 1918 that protects migratory bird species by prohibiting their unauthorized capture, killing, or trade.
-
D.
MBTA
chosen
The MBTA (Massachusetts Bay Transportation Authority) is the public transit agency that operates subway, bus, commuter rail, and ferry services in the Greater Boston area.
-
E.
Massachusetts Bay Transportation Trust Fund
The Massachusetts Bay Transportation Trust Fund is a dedicated financial resource used to support and sustain public transportation services in Massachusetts.
- 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: hasPublicTransitNearby Context triple: [Elm Street (Newton, Massachusetts), hasPublicTransitNearby, Massachusetts Bay Transportation Authority]
-
A.
hasPublicTransitRoute
Indicates that there exists a public transportation route (such as a bus, train, or tram line) connecting or serving the related entities.
-
B.
hasPublicTransitNode
chosen
Indicates that there exists a public transportation stop, station, or node associated with or located at the referenced entity.
-
C.
hasPublicTransportStop
Indicates that a location or area contains or is served by a public transport stop, such as a bus, tram, or train stop.
-
D.
hasPublicTransportConnection
Indicates that there is an available public transportation link or service connecting the related entities.
-
E.
hasPublicTransitMode
Indicates that a location, route, or service is associated with or supports a specific mode of public transportation (e.g., bus, train, tram).
- F. None of above.
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_69e0c47829648190bbe2d1d7033768ec |
completed | April 16, 2026, 11:14 a.m. |
| NER | Named-entity recognition | batch_69f0bd59bcbc819093829feb152e090d |
completed | April 28, 2026, 1:59 p.m. |
| PD | Predicate disambiguation | batch_69e6be8c14748190bdcc44a14d50bea4 |
completed | April 21, 2026, 12:02 a.m. |
Created at: April 16, 2026, 6:56 p.m.