Triple
T17175375
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Siemens SD-160 |
E416845
|
entity |
| Predicate | usedInTransitSystem |
P15902
|
FINISHED |
| Object | Denver RTD Light Rail |
E177468
|
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: Denver RTD Light Rail | Statement: [Siemens SD-160, usedInTransitSystem, Denver RTD Light Rail]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Denver RTD Light Rail Context triple: [Siemens SD-160, usedInTransitSystem, Denver RTD Light Rail]
-
A.
Denver RTD
chosen
Denver RTD is the regional public transportation agency serving the Denver metropolitan area in Colorado, operating buses, light rail, and commuter rail services.
-
B.
L Line (Denver light rail)
The L Line is a light rail service in Denver, Colorado, that runs through the city’s central and northeastern neighborhoods as part of the Denver RTD rail network.
-
C.
R Line (Denver light rail)
The R Line is a light rail service in the Denver metropolitan area that runs primarily through Aurora, Colorado, connecting key suburbs, employment centers, and transfer points within the Regional Transportation District network.
-
D.
Denver RTD A Line
The Denver RTD A Line is a commuter rail service that connects downtown Denver’s Union Station with Denver International Airport and several intermediate neighborhoods.
-
E.
E Line (Denver light rail)
The E Line is a light rail service in the Denver metropolitan area that connects downtown Denver with southern suburbs as part of the region’s RTD rail network.
- 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_69d886d5f34c8190b24564dfaa63f3fb |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e3fc0cec448190b30466628a2ff23f |
completed | April 18, 2026, 9:47 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0148435f6081909bfc6cc1ef59d971 |
completed | May 11, 2026, 3:08 a.m. |
Created at: April 10, 2026, 5:37 a.m.