Triple
T5447340
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA Commuter Rail Haverhill Line |
E122280
|
entity |
| Predicate | connectsStation |
P845
|
FINISHED |
| Object | Haverhill station |
E97288
|
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: Haverhill station | Statement: [MBTA Commuter Rail Haverhill Line, connectsStation, Haverhill station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Haverhill station Context triple: [MBTA Commuter Rail Haverhill Line, connectsStation, Haverhill station]
-
A.
Haverhill station
chosen
Haverhill station is a commuter rail stop in Haverhill, Massachusetts, serving as the northern terminus of the MBTA's Haverhill Line.
-
B.
Andover station
Andover station is a commuter rail stop in Andover, Massachusetts, served by the MBTA on its route between Boston and Haverhill.
-
C.
Ipswich railway station
Ipswich railway station is a major rail hub in Suffolk, England, providing regional and intercity services on the Great Eastern Main Line.
-
D.
Newburyport station
Newburyport station is a Massachusetts Bay Transportation Authority commuter rail station in Newburyport, Massachusetts, serving as the northern endpoint of the Newburyport/Rockport Line.
-
E.
Framingham station
Framingham station is a commuter rail station in Framingham, Massachusetts, serving MBTA and Amtrak trains on the Worcester Line west of Boston.
- 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_69bd4640f52c81909e653ec361f66d76 |
completed | March 20, 2026, 1:06 p.m. |
| NER | Named-entity recognition | batch_69bd91d0df348190b3de010c87cb6d5d |
completed | March 20, 2026, 6:28 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bf4137ecf881908f3f036457b59281 |
completed | March 22, 2026, 1:09 a.m. |
Created at: March 20, 2026, 2:07 p.m.