Triple
T3678523
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | McCowan station |
E78053
|
entity |
| Predicate | adjacentStationFormerly |
P50266
|
FINISHED |
| Object |
Scarborough Centre station
Scarborough Centre station is a former Toronto rapid transit station that served the Scarborough City Centre area as a key stop on Line 3 Scarborough.
|
E379485
|
NE FINISHED |
How this triple was built (5 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: Scarborough Centre station | Statement: [McCowan station, adjacentStationFormerly, Scarborough Centre station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Scarborough Centre station Context triple: [McCowan station, adjacentStationFormerly, Scarborough Centre station]
-
A.
Rosedale station
Rosedale station is a Long Island Rail Road commuter rail stop in the Rosedale neighborhood of Queens, New York City.
-
B.
Rosedale station
Rosedale station is a subway station on Line 1 of the Toronto Transit Commission (TTC) serving the Rosedale neighbourhood in Toronto, Canada.
-
C.
Waterloo Underground station
Waterloo Underground station is a major London Underground interchange in central London, serving multiple lines and providing access to the adjacent Waterloo mainline railway station.
-
D.
West End station
West End station is a key Dallas Area Rapid Transit (DART) light rail stop serving the historic West End district in downtown Dallas, Texas.
-
E.
Embankment station
Embankment station is a central London Underground and National Rail station located on the north bank of the River Thames, serving as a key interchange for multiple Tube lines near major landmarks such as Trafalgar Square.
- 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: Scarborough Centre station Triple: [McCowan station, adjacentStationFormerly, Scarborough Centre station]
Generated description
Scarborough Centre station is a former Toronto rapid transit station that served the Scarborough City Centre area as a key stop on Line 3 Scarborough.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Scarborough Centre station Target entity description: Scarborough Centre station is a former Toronto rapid transit station that served the Scarborough City Centre area as a key stop on Line 3 Scarborough.
-
A.
Rosedale station
Rosedale station is a Long Island Rail Road commuter rail stop in the Rosedale neighborhood of Queens, New York City.
-
B.
Rosedale station
Rosedale station is a subway station on Line 1 of the Toronto Transit Commission (TTC) serving the Rosedale neighbourhood in Toronto, Canada.
-
C.
Waterloo Underground station
Waterloo Underground station is a major London Underground interchange in central London, serving multiple lines and providing access to the adjacent Waterloo mainline railway station.
-
D.
West End station
West End station is a key Dallas Area Rapid Transit (DART) light rail stop serving the historic West End district in downtown Dallas, Texas.
-
E.
Embankment station
Embankment station is a central London Underground and National Rail station located on the north bank of the River Thames, serving as a key interchange for multiple Tube lines near major landmarks such as Trafalgar Square.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: adjacentStationFormerly Context triple: [McCowan station, adjacentStationFormerly, Scarborough Centre station]
-
A.
adjacentToStation
Indicates that one entity is located next to or immediately beside a station.
-
B.
adjacentStationOnLine
Indicates that one station is directly next to another station along the same transit line, with no other station in between.
-
C.
adjacentStationSouth
Indicates that one station is directly to the south of another station, with no other station in between.
-
D.
adjacentStationNorth
Indicates that one station is directly adjacent to another station to its north.
-
E.
formerStationNameFor
Indicates that one station name was previously used as the official name for another station.
- F. None of above. chosen
Provenance (7 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_69ad85e18c1c8190be8aafb227f39f48 |
completed | March 8, 2026, 2:21 p.m. |
| NER | Named-entity recognition | batch_69adc46599188190a046eddb0d85c483 |
completed | March 8, 2026, 6:48 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b4c3a9c6f48190a44b3b2dab37268d |
completed | March 14, 2026, 2:10 a.m. |
| NEDg | Description generation | batch_69b4c4b6dfa48190aaa53e5d1677c0a1 |
completed | March 14, 2026, 2:15 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b4c57d12408190baa63a3714c38dea |
completed | March 14, 2026, 2:18 a.m. |
| PD | Predicate disambiguation | batch_69adb84be1fc81909721c871babb4633 |
completed | March 8, 2026, 5:56 p.m. |
| PDg | Predicate description generation | batch_69adb97cdb788190a5ce96b21bd157ab |
completed | March 8, 2026, 6:01 p.m. |
Created at: March 8, 2026, 3:25 p.m.