Triple
T458437
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Line 1 Yonge–University |
E7281
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Dupont station
Dupont station is a Toronto Transit Commission subway station on Line 1, located in the Annex area of Toronto, Canada.
|
E65506
|
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: Dupont station | Statement: [Line 1 Yonge–University, hasStation, Dupont station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Dupont station Context triple: [Line 1 Yonge–University, hasStation, Dupont station]
-
A.
Arlington station
Arlington station is an underground light rail stop on Boston's MBTA Green Line located near the Back Bay and Boston Public Garden.
-
B.
Braddock Road station
Braddock Road station is a Washington Metro rapid transit station serving the Braddock Road area of Alexandria, Virginia.
-
C.
Embarcadero station
Embarcadero station is a major San Francisco Bay Area Rapid Transit (BART) and Muni Metro hub located at the eastern edge of downtown near the Ferry Building and the Embarcadero waterfront.
-
D.
Belmont Center station
Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
-
E.
Braintree station
Braintree station is a Massachusetts Bay Transportation Authority (MBTA) rapid transit and commuter rail station in Braintree, Massachusetts, serving as a major park-and-ride hub on Boston’s South Shore.
- 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: Dupont station Triple: [Line 1 Yonge–University, hasStation, Dupont station]
Generated description
Dupont station is a Toronto Transit Commission subway station on Line 1, located in the Annex area of Toronto, Canada.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Dupont station Target entity description: Dupont station is a Toronto Transit Commission subway station on Line 1, located in the Annex area of Toronto, Canada.
-
A.
Arlington station
Arlington station is an underground light rail stop on Boston's MBTA Green Line located near the Back Bay and Boston Public Garden.
-
B.
Braddock Road station
Braddock Road station is a Washington Metro rapid transit station serving the Braddock Road area of Alexandria, Virginia.
-
C.
Embarcadero station
Embarcadero station is a major San Francisco Bay Area Rapid Transit (BART) and Muni Metro hub located at the eastern edge of downtown near the Ferry Building and the Embarcadero waterfront.
-
D.
Belmont Center station
Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
-
E.
Braintree station
Braintree station is a Massachusetts Bay Transportation Authority (MBTA) rapid transit and commuter rail station in Braintree, Massachusetts, serving as a major park-and-ride hub on Boston’s South Shore.
- 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_69a4b23a3ddc8190a685a63923d1d175 |
completed | March 1, 2026, 9:40 p.m. |
| NEDg | Description generation | batch_69a4b2c975ec8190bc16f146f89c3f05 |
completed | March 1, 2026, 9:42 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a4b343f8f88190bd011924dd485bef |
completed | March 1, 2026, 9:44 p.m. |
Created at: Feb. 28, 2026, 1:12 p.m.