Triple
T2572292
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | UP Express at Union Station |
E57691
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | airport rail link terminus |
C6522
|
CONCEPT FINISHED |
How this triple was built (1 step)
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.
CD
Concept disambiguation
gpt-5-mini-2025-08-07
Target class: airport rail link terminus Context triple: [UP Express at Union Station, instanceOf, airport rail link terminus]
-
A.
airport rail station
chosen
An airport rail station is a transportation facility that directly connects an airport to regional or long-distance rail networks, enabling passengers to transfer efficiently between air and train travel.
-
B.
railway bridge terminus
A railway bridge terminus is the endpoint of a rail line where tracks transition from or onto a bridge structure, often incorporating platforms, signaling, and facilities for train arrival, departure, and turnaround.
-
C.
commuter rail station
A commuter rail station is a designated facility where passengers board and alight regional trains that connect suburbs or outlying areas with urban centers, typically offering platforms, ticketing, and basic passenger amenities.
-
D.
rapid transit station
A rapid transit station is a designated facility where passengers board, alight, and transfer between high-frequency urban rail or metro services, typically featuring platforms, ticketing areas, and access to surrounding streets or other transport modes.
-
E.
train station
A train station is a designated facility where trains regularly stop to pick up and drop off passengers and sometimes freight, typically featuring platforms, ticketing services, and waiting areas.
- F. None of above.
Provenance (1 batch)
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_69ab4a51410081908501dcf8bad9adc4 |
completed | March 6, 2026, 9:42 p.m. |
Created at: March 6, 2026, 9:48 p.m.