Triple
T11833108
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MARC commuter rail |
E281442
|
entity |
| Predicate | hasStationIn |
P78960
|
FINISHED |
| Object | Camden Station, Baltimore |
E112688
|
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: Camden Station, Baltimore | Statement: [MARC commuter rail, hasStationIn, Camden Station, Baltimore]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Camden Station, Baltimore Context triple: [MARC commuter rail, hasStationIn, Camden Station, Baltimore]
-
A.
Pennsylvania Station (Baltimore)
Pennsylvania Station (Baltimore) is the main intercity and regional rail hub in Baltimore, Maryland, serving Amtrak and commuter trains along the Northeast Corridor.
-
B.
West Baltimore station
West Baltimore station is a commuter rail stop in Baltimore, Maryland, served by MARC’s Penn Line trains along the busy Northeast Corridor.
-
C.
Baltimore & Ohio Railroad station
The Baltimore & Ohio Railroad station is a historic train depot that served as a key passenger and freight hub for the pioneering B&O Railroad, one of the oldest railroads in the United States.
-
D.
Camden Station
chosen
Camden Station is a historic Baltimore train station that now serves as a key commuter rail hub and gateway to the city’s downtown and sports stadiums.
-
E.
Union Station (Baltimore)
Union Station (Baltimore) was an earlier major railroad terminal in Baltimore that served as the city's primary passenger rail hub before being superseded by Pennsylvania Station.
- 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_69d6ab276f8c8190b1966a0ef11349ac |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d8a62c95988190a45dbaa7001c8846 |
completed | April 10, 2026, 7:26 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f28131f75c8190b379e65d5a258e7b |
completed | April 29, 2026, 10:07 p.m. |
Created at: April 8, 2026, 9:43 p.m.