Triple
T18926745
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mount Washington Cog Railway |
E462993
|
entity |
| Predicate | connects |
P390
|
FINISHED |
| Object | Marshfield Base Station |
—
|
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: Marshfield Base Station | Statement: [Mount Washington Cog Railway, connects, Marshfield Base Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Marshfield Base Station Context triple: [Mount Washington Cog Railway, connects, Marshfield Base Station]
-
A.
Marshfield Base Station
chosen
Marshfield Base Station is the lower terminal and visitor hub of the Mount Washington Cog Railway in New Hampshire, serving as the starting point for cog train journeys up Mount Washington.
-
B.
Brewster station
Brewster station is a Metro-North Railroad commuter rail stop on the Harlem Line in Brewster, New York, providing regional service to and from New York City.
-
C.
Maverick station
Maverick station is an MBTA Blue Line subway station in East Boston, Massachusetts, serving as a key transit hub for the neighborhood.
-
D.
Wilson Station
Wilson Station is the former name of Prague's main railway station, the largest and most important train hub in the Czech capital.
-
E.
Merritt 7 station
Merritt 7 station is a commuter rail stop in Norwalk, Connecticut, serving office parks and nearby businesses along Metro-North Railroad’s Danbury Branch.
- 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_69d8dcfdbbb881909964fa5a75bd0b48 |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5c9bc36588190ae9cc3b8abf8afd4 |
completed | April 20, 2026, 6:37 a.m. |
Created at: April 10, 2026, 11:59 a.m.