Triple
T18677210
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | High Level Bridge (Edmonton) |
E456631
|
entity |
| Predicate | carries |
P1393
|
FINISHED |
| Object | Edmonton Radial Railway Society streetcar |
—
|
NE NERFINISHED |
How this triple was built (3 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: Edmonton Radial Railway Society streetcar | Statement: [High Level Bridge (Edmonton), carries, Edmonton Radial Railway Society streetcar]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Edmonton Radial Railway Society streetcar Context triple: [High Level Bridge (Edmonton), carries, Edmonton Radial Railway Society streetcar]
-
A.
ALRV streetcar
The ALRV streetcar was a longer, articulated light rail vehicle used by the Toronto Transit Commission before being phased out in favor of newer models.
-
B.
PCC streetcar
The PCC streetcar is a standardized, streamlined electric tram design introduced in the 1930s that became one of the most widely used and influential streetcar types in North America and beyond.
-
C.
Sun Link modern streetcar
Sun Link modern streetcar is Tucson’s electric streetcar system that provides fixed-rail public transit service through the city’s central corridors.
-
D.
S-Line streetcar
The S-Line streetcar is a modern streetcar route in the Salt Lake City area that connects the Sugar House neighborhood with the regional light rail network as part of the public transit system.
-
E.
511 Bathurst streetcar
The 511 Bathurst streetcar is a Toronto Transit Commission route that runs along Bathurst Street, connecting the city’s western neighborhoods with downtown and the Exhibition grounds.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Edmonton Radial Railway Society streetcar Target entity description: The Edmonton Radial Railway Society streetcar is a heritage tram operated by volunteers that offers historic streetcar rides in Edmonton, Alberta.
-
A.
ALRV streetcar
The ALRV streetcar was a longer, articulated light rail vehicle used by the Toronto Transit Commission before being phased out in favor of newer models.
-
B.
PCC streetcar
The PCC streetcar is a standardized, streamlined electric tram design introduced in the 1930s that became one of the most widely used and influential streetcar types in North America and beyond.
-
C.
Sun Link modern streetcar
Sun Link modern streetcar is Tucson’s electric streetcar system that provides fixed-rail public transit service through the city’s central corridors.
-
D.
S-Line streetcar
The S-Line streetcar is a modern streetcar route in the Salt Lake City area that connects the Sugar House neighborhood with the regional light rail network as part of the public transit system.
-
E.
511 Bathurst streetcar
The 511 Bathurst streetcar is a Toronto Transit Commission route that runs along Bathurst Street, connecting the city’s western neighborhoods with downtown and the Exhibition grounds.
- F. None of above. chosen
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_69d8d38f72b4819090a935175d9ca8af |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e556b66680819082a268f1bf857db5 |
completed | April 19, 2026, 10:27 p.m. |
Created at: April 10, 2026, 11:48 a.m.