Triple
T3565945
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Davisville station |
E75447
|
entity |
| Predicate | adjacentFacility |
P5648
|
FINISHED |
| Object |
Davisville Yard
Davisville Yard is a Toronto subway train storage and maintenance facility serving the Yonge–University line.
|
E75447
|
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: Davisville Yard | Statement: [Davisville station, adjacentFacility, Davisville Yard]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Davisville Yard Context triple: [Davisville station, adjacentFacility, Davisville Yard]
-
A.
Wellington Yard
Wellington Yard is a railway yard associated with Wellington station, used for storing, organizing, and managing trains and rolling stock.
-
B.
Riverside Yard
Riverside Yard is a rail yard facility in Newton, Massachusetts, serving as a storage and maintenance area for trains on the MBTA Green Line’s D branch.
-
C.
Sunnyside Yard
Sunnyside Yard is a major rail yard in Queens, New York City, serving as a key hub for Amtrak, NJ Transit, and other commuter rail operations just east of Manhattan.
-
D.
Watertown Yard
Watertown Yard is a Massachusetts Bay Transportation Authority bus facility and former streetcar yard in Watertown, Massachusetts, serving as a key layover and terminal point for several bus routes.
-
E.
Davisville station
Davisville station is a Toronto Transit Commission subway station on Line 1 that also serves as the site of the Davisville Yard and TTC headquarters.
- 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: Davisville Yard Triple: [Davisville station, adjacentFacility, Davisville Yard]
Generated description
Davisville Yard is a Toronto subway train storage and maintenance facility serving the Yonge–University line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Davisville Yard Target entity description: Davisville Yard is a Toronto subway train storage and maintenance facility serving the Yonge–University line.
-
A.
Wellington Yard
Wellington Yard is a railway yard associated with Wellington station, used for storing, organizing, and managing trains and rolling stock.
-
B.
Riverside Yard
Riverside Yard is a rail yard facility in Newton, Massachusetts, serving as a storage and maintenance area for trains on the MBTA Green Line’s D branch.
-
C.
Sunnyside Yard
Sunnyside Yard is a major rail yard in Queens, New York City, serving as a key hub for Amtrak, NJ Transit, and other commuter rail operations just east of Manhattan.
-
D.
Watertown Yard
Watertown Yard is a Massachusetts Bay Transportation Authority bus facility and former streetcar yard in Watertown, Massachusetts, serving as a key layover and terminal point for several bus routes.
-
E.
Davisville station
chosen
Davisville station is a Toronto Transit Commission subway station on Line 1 that also serves as the site of the Davisville Yard and TTC headquarters.
- F. None of above.
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_69ad85d512708190829c8b2d3a2ccfb8 |
completed | March 8, 2026, 2:21 p.m. |
| NER | Named-entity recognition | batch_69adc0a8f6288190928479f5bea32245 |
completed | March 8, 2026, 6:32 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b432ffc2f4819099b340be8c6b5bb6 |
completed | March 13, 2026, 3:53 p.m. |
| NEDg | Description generation | batch_69b43757dd1481909bce2fe5b57234eb |
completed | March 13, 2026, 4:12 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b437e30620819098f7a9e7fe33d4cd |
completed | March 13, 2026, 4:14 p.m. |
Created at: March 8, 2026, 3:21 p.m.