Triple
T458409
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Line 1 Yonge–University |
E7281
|
entity |
| Predicate | hasTerminus |
P388
|
FINISHED |
| Object |
Finch station
Finch station is a major subway terminus and transit hub in northern Toronto, serving as a key endpoint of the city's primary north–south rapid transit corridor.
|
E68531
|
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: Finch station | Statement: [Line 1 Yonge–University, hasTerminus, Finch station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Finch station Context triple: [Line 1 Yonge–University, hasTerminus, Finch station]
-
A.
Kipling station
Kipling station is a major western transit hub in Toronto that connects the subway system with regional buses and commuter services.
-
B.
Victoria Station
Victoria Station is a major railway and tram interchange in Manchester, England, serving as a key transport hub for regional and national rail services.
-
C.
Waverley station
Waverley station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop in Belmont, Massachusetts, serving the Fitchburg Line.
-
D.
Hyde Street terminal
Hyde Street terminal is the northern endpoint of San Francisco’s historic Powell–Hyde cable car line, located near Fisherman’s Wharf and the city’s waterfront.
-
E.
Wellington station
Wellington station is a Massachusetts Bay Transportation Authority (MBTA) Orange Line rapid transit station serving the city of Malden, Massachusetts.
- 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: Finch station Triple: [Line 1 Yonge–University, hasTerminus, Finch station]
Generated description
Finch station is a major subway terminus and transit hub in northern Toronto, serving as a key endpoint of the city's primary north–south rapid transit corridor.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Finch station Target entity description: Finch station is a major subway terminus and transit hub in northern Toronto, serving as a key endpoint of the city's primary north–south rapid transit corridor.
-
A.
Kipling station
Kipling station is a major western transit hub in Toronto that connects the subway system with regional buses and commuter services.
-
B.
Victoria Station
Victoria Station is a major railway and tram interchange in Manchester, England, serving as a key transport hub for regional and national rail services.
-
C.
Waverley station
Waverley station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop in Belmont, Massachusetts, serving the Fitchburg Line.
-
D.
Hyde Street terminal
Hyde Street terminal is the northern endpoint of San Francisco’s historic Powell–Hyde cable car line, located near Fisherman’s Wharf and the city’s waterfront.
-
E.
Wellington station
Wellington station is a Massachusetts Bay Transportation Authority (MBTA) Orange Line rapid transit station serving the city of Malden, Massachusetts.
- 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_69a2e7e5c5bc8190a1dc8178218fba40 |
completed | Feb. 28, 2026, 1:04 p.m. |
| NER | Named-entity recognition | batch_69a2efa3163081909acff040a22bd559 |
completed | Feb. 28, 2026, 1:37 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a4d03b948c8190b9b6f8e86c3249e8 |
completed | March 1, 2026, 11:48 p.m. |
| NEDg | Description generation | batch_69a4d106a1248190a06b340210767bc9 |
completed | March 1, 2026, 11:51 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a4de9182dc8190b62c2ea6d032e9bc |
completed | March 2, 2026, 12:49 a.m. |
Created at: Feb. 28, 2026, 1:12 p.m.