Triple
T820948
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA Commuter Rail Newburyport/Rockport Line |
E17744
|
entity |
| Predicate | servesMunicipality |
P3936
|
FINISHED |
| Object | Salem, Massachusetts |
E23727
|
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: Salem, Massachusetts | Statement: [MBTA Commuter Rail Newburyport/Rockport Line, servesMunicipality, Salem, Massachusetts]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Salem, Massachusetts Context triple: [MBTA Commuter Rail Newburyport/Rockport Line, servesMunicipality, Salem, Massachusetts]
-
A.
Salem, Massachusetts
chosen
Salem, Massachusetts is a historic coastal city in northeastern Massachusetts best known for the 1692 witch trials and its enduring maritime and colonial heritage.
-
B.
Salem
Salem is a mid-sized city in the Willamette Valley of the U.S. Pacific Northwest known for its government institutions and agricultural surroundings.
-
C.
Salem
Salem is a major city in the Indian state of Tamil Nadu, historically significant as an important administrative and commercial center under British rule.
-
D.
Salem
Salem is a long-established American brand of menthol cigarettes produced by R.J. Reynolds.
-
E.
Medford, Massachusetts
Medford, Massachusetts is a historic city just northwest of Boston, known for being the home of Tufts University and for its role in early American colonial and industrial history.
- 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_69a4937bcaac8190a322524ac6f45a5a |
completed | March 1, 2026, 7:28 p.m. |
| NER | Named-entity recognition | batch_69a4ab7aea38819092a0860ec6e2a033 |
completed | March 1, 2026, 9:11 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69adbf2ffb088190a49686609d7de213 |
completed | March 8, 2026, 6:25 p.m. |
Created at: March 1, 2026, 7:38 p.m.