Triple
T17927783
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA Fairmount Line |
E448241
|
entity |
| Predicate | station |
P726
|
FINISHED |
| Object | Four Corners/Geneva |
E693835
|
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: Four Corners/Geneva | Statement: [MBTA Fairmount Line, station, Four Corners/Geneva]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Four Corners/Geneva Context triple: [MBTA Fairmount Line, station, Four Corners/Geneva]
-
A.
Four Corners/Geneva
chosen
Four Corners/Geneva is a commuter rail station in Boston, Massachusetts, serving the MBTA's Fairmount Line in the Dorchester neighborhood.
-
B.
Four Corners region
The Four Corners region is the area in the southwestern United States where the states of Arizona, New Mexico, Utah, and Colorado meet at a single point, known for its Native American cultures and desert landscapes.
-
C.
Four Corners
Four Corners is a television drama series featuring Justin Chambers in a prominent role.
-
D.
Four Corners (Kingston, New York)
Four Corners in Kingston, New York is a historic intersection famed as one of the few places in the United States where four pre-Revolutionary War stone buildings still stand on each corner.
-
E.
County of Geneva
The County of Geneva was a medieval feudal territory in the western Alps centered around the city of Geneva, playing a significant role in the regional politics of what is now southeastern France and western Switzerland.
- 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_69d8b9f79d14819095540856928f0e25 |
completed | April 10, 2026, 8:51 a.m. |
| NER | Named-entity recognition | batch_69e4a5505af88190aa7a5cfee0baa3a4 |
completed | April 19, 2026, 9:50 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a032136546c81909556406f96f8c04b |
completed | May 12, 2026, 12:46 p.m. |
Created at: April 10, 2026, 10:20 a.m.