Triple
T8959599
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Oak Grove station |
E213566
|
entity |
| Predicate | hasAdjacentStation |
P231
|
FINISHED |
| Object | Malden Center station |
E69454
|
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: Malden Center station | Statement: [Oak Grove station, hasAdjacentStation, Malden Center station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Malden Center station Context triple: [Oak Grove station, hasAdjacentStation, Malden Center station]
-
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.
Beverly Farms station
Beverly Farms station is a commuter rail stop in the Beverly Farms neighborhood of Beverly, Massachusetts, served by the MBTA's Newburyport/Rockport Line.
-
C.
Quincy Center station
Quincy Center station is a major MBTA Red Line rapid transit and commuter rail hub located in downtown Quincy, Massachusetts.
-
D.
Readville station
Readville station is a Massachusetts Bay Transportation Authority commuter rail stop serving the Readville neighborhood in Boston’s Hyde Park area.
-
E.
Rowayton station
Rowayton station is a commuter rail stop on the Metro-North Railroad New Haven Line serving the Rowayton neighborhood of Norwalk, Connecticut.
- 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_69ca8399ad2081909f8fa41d4314c215 |
completed | March 30, 2026, 2:07 p.m. |
| NER | Named-entity recognition | batch_69cc672b12b48190a9d964f79b96d237 |
completed | April 1, 2026, 12:30 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cfc946a2f88190b7cd0fca67d31dfd |
completed | April 3, 2026, 2:05 p.m. |
Created at: March 30, 2026, 7 p.m.