Triple
T23493024
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Northwest Calgary |
E571626
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object | CTrain Red Line |
—
|
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: CTrain Red Line | Statement: [Northwest Calgary, servedBy, CTrain Red Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: CTrain Red Line Context triple: [Northwest Calgary, servedBy, CTrain Red Line]
-
A.
CTrain Red Line
chosen
The CTrain Red Line is a major light rail transit route in Calgary, Alberta, running on a north-south axis and connecting key residential and commercial areas across the city.
-
B.
O-Train
The O-Train is Ottawa’s urban rail transit system, providing light rail service across key corridors of Canada’s capital city.
-
C.
Luas Red Line
The Luas Red Line is a major light rail line in Dublin, Ireland, running from The Point/Connolly through the city centre to Tallaght and Saggart as part of the Luas tram network.
-
D.
A-train
A-train is Hitachi's family of modular, lightweight aluminum railway vehicles used for high-speed, commuter, and metro services worldwide.
-
E.
MAX Red Line light rail
The MAX Red Line light rail is a public transit service in the Portland metropolitan area that connects downtown Portland with Portland International Airport and other key destinations.
- 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_69e245b4829881909b77a70e942bbd54 |
completed | April 17, 2026, 2:37 p.m. |
| NER | Named-entity recognition | batch_69f1a7dd56408190b459077e433ed1c3 |
completed | April 29, 2026, 6:40 a.m. |
Created at: April 17, 2026, 6:05 p.m.