Triple
T12390598
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Toronto Terminals Railway |
E295981
|
entity |
| Predicate | hasKeyFacility |
P105
|
FINISHED |
| Object | Union Station Rail Corridor |
E613652
|
NE FINISHED |
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: Union Station Rail Corridor | Statement: [Toronto Terminals Railway, hasKeyFacility, Union Station Rail Corridor]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Union Station Rail Corridor Context triple: [Toronto Terminals Railway, hasKeyFacility, Union Station Rail Corridor]
-
A.
Union Station Rail Corridor
chosen
The Union Station Rail Corridor is a major railway corridor in downtown Toronto that serves as the central hub for numerous commuter and intercity train services.
-
B.
Union Station (rail)
Union Station (rail) is Toronto’s primary intercity and commuter railway hub, serving as a central gateway for regional and national train services.
-
C.
Brightline intercity rail station
The Brightline intercity rail station in Fort Lauderdale is a modern passenger rail hub providing high-speed train service that connects the city with other major destinations in South Florida and beyond.
-
D.
Purple Line light rail corridor
The Purple Line light rail corridor is a planned 16-mile east–west transit line in Maryland’s Washington, D.C. suburbs, intended to connect multiple Metro lines and key communities across Montgomery and Prince George’s counties.
-
E.
Meridian Union Station
Meridian Union Station is a historic intermodal transportation hub in downtown Meridian, Mississippi, serving Amtrak passenger rail and regional bus services.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d6ad9e653c8190b1473c860ee53dae |
completed | April 8, 2026, 7:33 p.m. |
| NER | Named-entity recognition | batch_69d93fd0bcc48190bb1a59a3aaa6bfdf |
completed | April 10, 2026, 6:22 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f64b941d208190b75de2083b8b74a4 |
completed | May 2, 2026, 7:08 p.m. |
Created at: April 8, 2026, 9:54 p.m.