Triple
T15878739
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Green Line Medford/Tufts branch |
E385017
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Ball Square station |
E326740
|
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: Ball Square station | Statement: [Green Line Medford/Tufts branch, hasStation, Ball Square station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ball Square station Context triple: [Green Line Medford/Tufts branch, hasStation, Ball Square station]
-
A.
Ball Square station
chosen
Ball Square station is a light rail stop on the MBTA Green Line Extension serving the Ball Square neighborhood in Somerville, Massachusetts.
-
B.
Judiciary Square station
Judiciary Square station is an underground Washington Metro station in downtown Washington, D.C., serving the city's judicial and government district.
-
C.
Main Street Square station
Main Street Square station is a light rail stop in downtown Houston, Texas, serving METRORail’s Red Line and providing access to nearby commercial and civic destinations.
-
D.
City Square station
City Square station was a former transit stop in Boston that was decommissioned and superseded by the nearby Community College station on the MBTA Orange Line.
-
E.
Bay/Enterprise Square Station
Bay/Enterprise Square Station is a light rail transit stop in downtown Edmonton, Alberta, serving the city's LRT network and the surrounding commercial and educational district.
- 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_69d86da4e86481909f1325fdc971b5ec |
completed | April 10, 2026, 3:25 a.m. |
| NER | Named-entity recognition | batch_69e155ff96588190b8fca1c3bf4a39a2 |
completed | April 16, 2026, 9:34 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ffb043b6d48190bf9a36a3e00403c0 |
completed | May 9, 2026, 10:08 p.m. |
Created at: April 10, 2026, 4:51 a.m.