Triple
T23095738
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA commuter rail at Ruggles via nearby stops |
E575881
|
entity |
| Predicate | servesLine |
P839
|
FINISHED |
| Object | Worcester Line |
—
|
NE NERFINISHED |
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: Worcester Line | Statement: [MBTA commuter rail at Ruggles via nearby stops, servesLine, Worcester Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Worcester Line Context triple: [MBTA commuter rail at Ruggles via nearby stops, servesLine, Worcester Line]
-
A.
Oxford–Worcester line
The Oxford–Worcester line is a railway route in England that connects Oxford with Worcester, serving intermediate towns and providing regional passenger services.
-
B.
Framingham/Worcester Line
chosen
The Framingham/Worcester Line is a Massachusetts Bay Transportation Authority commuter rail route connecting Boston with the western suburbs and the city of Worcester.
-
C.
Gloucester–Newport line
The Gloucester–Newport line is a major railway route in western England and South Wales that runs along the River Severn, linking Gloucester with Newport and forming part of an important cross-border passenger and freight corridor.
-
D.
Reading–Taunton line
The Reading–Taunton line is a major railway route in southern England that connects Reading in Berkshire with Taunton in Somerset, serving numerous towns across the Thames Valley and West Country.
-
E.
Fitchburg Line
The Fitchburg Line is a commuter rail service operated by the Massachusetts Bay Transportation Authority (MBTA) that runs between Boston and the city of Fitchburg in Massachusetts.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e245c060b48190a9bd61a47a16db17 |
completed | April 17, 2026, 2:37 p.m. |
| NER | Named-entity recognition | batch_69f18de522e48190a37e6c2fda2de465 |
completed | April 29, 2026, 4:49 a.m. |
Created at: April 17, 2026, 3:57 p.m.