Triple
T269497
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA Green Line D branch |
E5598
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Eliot station |
E36654
|
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: Eliot station | Statement: [MBTA Green Line D branch, hasStation, Eliot station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Eliot station Context triple: [MBTA Green Line D branch, hasStation, Eliot station]
-
A.
Wollaston station
Wollaston station is a Massachusetts Bay Transportation Authority (MBTA) Red Line rapid transit stop located in the Wollaston neighborhood of Quincy, Massachusetts.
-
B.
Cambridge railway station
Cambridge railway station is the main rail hub serving the city of Cambridge, providing regional and long-distance passenger services connecting it to London and other major destinations.
-
C.
West End station
West End station is a key Dallas Area Rapid Transit (DART) light rail stop serving the historic West End district in downtown Dallas, Texas.
-
D.
London Euston
London Euston is a major central London railway terminus and key hub for intercity services on the West Coast Main Line.
-
E.
Beaconsfield station
chosen
Beaconsfield station is a light rail stop on the Massachusetts Bay Transportation Authority’s Green Line D branch serving the Brookline area near Boston.
- 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_69a25853594c8190b05ec3a586ec88bf |
completed | Feb. 28, 2026, 2:52 a.m. |
| NER | Named-entity recognition | batch_69a25db00ed48190be6f598807265356 |
completed | Feb. 28, 2026, 3:14 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a3a336d8b08190988eaf39f950f8cd |
completed | March 1, 2026, 2:23 a.m. |
Created at: Feb. 28, 2026, 2:57 a.m.