Triple
T22206728
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Middlesex Street |
E548828
|
entity |
| Predicate | adjacentTo |
P224
|
FINISHED |
| Object | Malden Center transit facilities |
—
|
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: Malden Center transit facilities | Statement: [Middlesex Street, adjacentTo, Malden Center transit facilities]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Malden Center transit facilities Context triple: [Middlesex Street, adjacentTo, Malden Center transit facilities]
-
A.
Malden Center station
chosen
Malden Center station is a major transit hub in Malden, Massachusetts, serving both MBTA Orange Line subway and commuter rail services.
-
B.
Kenmore MBTA station
Kenmore MBTA station is a major Boston subway and bus hub on the MBTA Green Line, serving the Kenmore Square area near Fenway Park and Boston University.
-
C.
Woburn Anderson Regional Transportation Center
Woburn Anderson Regional Transportation Center is a major intermodal transit hub in Woburn, Massachusetts, serving both intercity Amtrak trains and MBTA commuter rail and bus services.
-
D.
MBTA Green Line E branch stations
MBTA Green Line E branch stations are light rail stops in Boston and nearby areas served by the E branch of the Massachusetts Bay Transportation Authority’s Green Line.
-
E.
MBTA Watertown Yard
MBTA Watertown Yard is a Massachusetts Bay Transportation Authority bus facility in Watertown, Massachusetts, historically used as a streetcar yard and now serving as a major bus storage and maintenance depot.
- 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_69e11e3f7e04819089806d81d5ac431e |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f12b2936a481909aa84c7983ed49ee |
completed | April 28, 2026, 9:48 p.m. |
Created at: April 16, 2026, 8:36 p.m.