Triple
T22886273
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Calgary Central Library |
E567611
|
entity |
| Predicate | publicTransitAccess |
P1288
|
FINISHED |
| Object |
Centre Street CTrain station
Centre Street CTrain station is a light rail transit stop in downtown Calgary that serves as a key access point to the city’s CTrain network.
|
E1560344
|
NE FINISHED |
How this triple was built (4 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: Centre Street CTrain station | Statement: [Calgary Central Library, publicTransitAccess, Centre Street CTrain station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Centre Street CTrain station Context triple: [Calgary Central Library, publicTransitAccess, Centre Street CTrain station]
-
A.
Sunnyside CTrain station
Sunnyside CTrain station is a light rail transit stop on Calgary’s CTrain network serving the inner-city Kensington neighborhood just northwest of downtown.
-
B.
Cawthra Transitway Station
Cawthra Transitway Station is a bus rapid transit station on Mississauga’s dedicated transitway corridor, serving MiWay routes with enhanced passenger facilities and connections.
-
C.
King Street–Old Town station
King Street–Old Town station is a Washington Metro rail station in Alexandria, Virginia, serving the historic Old Town area and nearby Amtrak and VRE services.
-
D.
Lougheed Town Centre station
Lougheed Town Centre station is a major elevated SkyTrain transit hub in Burnaby, British Columbia, serving multiple rapid transit lines and connecting the surrounding commercial and residential areas.
-
E.
Mount Royal station
Mount Royal station is a Baltimore Light RailLink stop located near the University of Baltimore and the Maryland Institute College of Art, serving the Mount Royal neighborhood.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Centre Street CTrain station Triple: [Calgary Central Library, publicTransitAccess, Centre Street CTrain station]
Generated description
Centre Street CTrain station is a light rail transit stop in downtown Calgary that serves as a key access point to the city’s CTrain network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Centre Street CTrain station Target entity description: Centre Street CTrain station is a light rail transit stop in downtown Calgary that serves as a key access point to the city’s CTrain network.
-
A.
Sunnyside CTrain station
Sunnyside CTrain station is a light rail transit stop on Calgary’s CTrain network serving the inner-city Kensington neighborhood just northwest of downtown.
-
B.
Cawthra Transitway Station
Cawthra Transitway Station is a bus rapid transit station on Mississauga’s dedicated transitway corridor, serving MiWay routes with enhanced passenger facilities and connections.
-
C.
King Street–Old Town station
King Street–Old Town station is a Washington Metro rail station in Alexandria, Virginia, serving the historic Old Town area and nearby Amtrak and VRE services.
-
D.
Lougheed Town Centre station
Lougheed Town Centre station is a major elevated SkyTrain transit hub in Burnaby, British Columbia, serving multiple rapid transit lines and connecting the surrounding commercial and residential areas.
-
E.
Mount Royal station
Mount Royal station is a Baltimore Light RailLink stop located near the University of Baltimore and the Maryland Institute College of Art, serving the Mount Royal neighborhood.
- F. None of above. chosen
Provenance (5 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_69e2458a92ec81908fc1cd5f6407d2ab |
completed | April 17, 2026, 2:36 p.m. |
| NER | Named-entity recognition | batch_69f17fc1e3408190833a062afbea509d |
completed | April 29, 2026, 3:49 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0bb9be4c688190820b484bea11696b |
completed | May 19, 2026, 1:15 a.m. |
| NEDg | Description generation | batch_6a0bbb38da508190bc1d9bc8538cdbe2 |
completed | May 19, 2026, 1:22 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0bbc15b59c8190b918d551b1fb3230 |
completed | May 19, 2026, 1:25 a.m. |
Created at: April 17, 2026, 3:40 p.m.