Triple
T1190017
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA Blue Line |
E25336
|
entity |
| Predicate | serves |
P98
|
FINISHED |
| Object | Winthrop, Massachusetts |
E96007
|
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: Winthrop, Massachusetts | Statement: [MBTA Blue Line, serves, Winthrop, Massachusetts]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Winthrop, Massachusetts Context triple: [MBTA Blue Line, serves, Winthrop, Massachusetts]
-
A.
Winthrop, Massachusetts
chosen
Winthrop, Massachusetts is a small coastal town just northeast of Boston, known for its residential seaside character and proximity to Logan International Airport.
-
B.
Plymouth, Massachusetts
Plymouth, Massachusetts is a historic coastal town best known as the landing site of the Pilgrims in 1620 and often called "America’s Hometown."
-
C.
Salem, Massachusetts
Salem, Massachusetts is a historic coastal city in northeastern Massachusetts best known for the 1692 witch trials and its enduring maritime and colonial heritage.
-
D.
Adams, Massachusetts
Adams, Massachusetts is a small town in Berkshire County known for its historic mill heritage and as the birthplace of women’s rights activist Susan B. Anthony.
-
E.
Hancock, Massachusetts
Hancock, Massachusetts is a small rural town in western Massachusetts known for its scenic Berkshire Mountains setting and outdoor recreation.
- 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_69a49427d98881908646d6c63b8cea1e |
completed | March 1, 2026, 7:31 p.m. |
| NER | Named-entity recognition | batch_69a4bd58d8d88190b8d9c9c9de7f4e97 |
completed | March 1, 2026, 10:27 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae26ce527c8190988fd9a97ad06895 |
completed | March 9, 2026, 1:47 a.m. |
Created at: March 1, 2026, 7:45 p.m.