Triple
T18308301
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Blue Line (Calgary) |
E438547
|
entity |
| Predicate | servesStation |
P839
|
FINISHED |
| Object | 1 Street SW station |
—
|
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: 1 Street SW station | Statement: [Blue Line (Calgary), servesStation, 1 Street SW station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 1 Street SW station Context triple: [Blue Line (Calgary), servesStation, 1 Street SW station]
-
A.
Federal Center SW station
Federal Center SW station is a Washington Metro rapid transit station in Southwest Washington, D.C., serving government offices and museums near the National Mall.
-
B.
225th Street station
225th Street station is a New York City Subway station in the Bronx serving the IRT White Plains Road Line.
-
C.
Brigham Circle station
Brigham Circle station is a light rail stop on the MBTA Green Line E branch located in Boston’s Mission Hill neighborhood.
-
D.
28th Avenue Station
28th Avenue Station is a light rail stop on the METRO Blue Line serving the Bloomington area near the Mall of America in the Minneapolis–Saint Paul metro system.
-
E.
U Street station
U Street station is a Washington Metro subway station in Washington, D.C., located in the U Street Corridor and serving the Green and Yellow Lines.
- 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: 1 Street SW station Target entity description: 1 Street SW station is a downtown light rail transit stop on Calgary's CTrain network, located along the 7 Avenue transit corridor.
-
A.
Federal Center SW station
Federal Center SW station is a Washington Metro rapid transit station in Southwest Washington, D.C., serving government offices and museums near the National Mall.
-
B.
225th Street station
225th Street station is a New York City Subway station in the Bronx serving the IRT White Plains Road Line.
-
C.
Brigham Circle station
Brigham Circle station is a light rail stop on the MBTA Green Line E branch located in Boston’s Mission Hill neighborhood.
-
D.
28th Avenue Station
28th Avenue Station is a light rail stop on the METRO Blue Line serving the Bloomington area near the Mall of America in the Minneapolis–Saint Paul metro system.
-
E.
U Street station
U Street station is a Washington Metro subway station in Washington, D.C., located in the U Street Corridor and serving the Green and Yellow Lines.
- 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_69d8b915e3e881909125d760c15d0c29 |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e50215e0c48190a4679d432b6ee596 |
completed | April 19, 2026, 4:25 p.m. |
Created at: April 10, 2026, 10:35 a.m.