Triple
T2076517
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Red Line (MBTA) |
E44935
|
entity |
| Predicate | connectsStation |
P845
|
FINISHED |
| Object | Cedar Grove station |
E188908
|
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: Cedar Grove station | Statement: [Red Line (MBTA), connectsStation, Cedar Grove station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cedar Grove station Context triple: [Red Line (MBTA), connectsStation, Cedar Grove station]
-
A.
Cedar Grove station
chosen
Cedar Grove station is a small neighborhood stop on Boston's MBTA Red Line, serving the Ashmont–Mattapan High-Speed Line in the Dorchester area.
-
B.
Oak Grove station
Oak Grove station is a rapid transit station in Malden, Massachusetts, serving as the northern terminus of Boston’s MBTA Orange Line.
-
C.
Fairview Heights station
Fairview Heights station is a light rail stop in Inglewood, California, serving passengers on Los Angeles Metro's K Line.
-
D.
Greenlawn station
Greenlawn station is a Long Island Rail Road commuter rail stop in Greenlawn, New York, serving passengers on the Port Jefferson Branch.
-
E.
Hunting Park station
Hunting Park station is a subway stop in North Philadelphia serving riders on SEPTA’s Broad Street Line.
- 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_69a88916c2b48190a5ca2e9b12cad3ed |
completed | March 4, 2026, 7:33 p.m. |
| NER | Named-entity recognition | batch_69abba127dcc81909c2365d455eeb746 |
completed | March 7, 2026, 5:39 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69af5cbcf8dc8190a3319bdf58dce307 |
completed | March 9, 2026, 11:50 p.m. |
Created at: March 4, 2026, 7:41 p.m.