Triple
T4290774
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Davis station |
E99584
|
entity |
| Predicate | hasAdjacentStation |
P231
|
FINISHED |
| Object |
Dempster station
Dempster station is a Chicago Transit Authority 'L' station in Evanston, Illinois, serving the Purple Line.
|
E443264
|
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: Dempster station | Statement: [Davis station, hasAdjacentStation, Dempster station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Dempster station Context triple: [Davis station, hasAdjacentStation, Dempster station]
-
A.
Broadview station
Broadview station is a major Toronto Transit Commission subway and streetcar hub located in the city's east end near the Danforth.
-
B.
Lechmere station
Lechmere station is a Massachusetts Bay Transportation Authority (MBTA) Green Line light rail station serving the East Cambridge neighborhood of Cambridge, Massachusetts.
-
C.
Waban station
Waban station is a light rail stop on Boston's MBTA Green Line located in the Waban neighborhood of Newton, Massachusetts.
-
D.
Crestmont station
Crestmont station is a SEPTA Regional Rail stop in Abington Township, Pennsylvania, serving passengers on the Warminster Line.
-
E.
Gibson station
Gibson station is a Long Island Rail Road commuter rail stop serving the Gibson neighborhood in Valley Stream, New York.
- 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: Dempster station Triple: [Davis station, hasAdjacentStation, Dempster station]
Generated description
Dempster station is a Chicago Transit Authority 'L' station in Evanston, Illinois, serving the Purple Line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Dempster station Target entity description: Dempster station is a Chicago Transit Authority 'L' station in Evanston, Illinois, serving the Purple Line.
-
A.
Broadview station
Broadview station is a major Toronto Transit Commission subway and streetcar hub located in the city's east end near the Danforth.
-
B.
Lechmere station
Lechmere station is a Massachusetts Bay Transportation Authority (MBTA) Green Line light rail station serving the East Cambridge neighborhood of Cambridge, Massachusetts.
-
C.
Waban station
Waban station is a light rail stop on Boston's MBTA Green Line located in the Waban neighborhood of Newton, Massachusetts.
-
D.
Crestmont station
Crestmont station is a SEPTA Regional Rail stop in Abington Township, Pennsylvania, serving passengers on the Warminster Line.
-
E.
Gibson station
Gibson station is a Long Island Rail Road commuter rail stop serving the Gibson neighborhood in Valley Stream, New York.
- 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_69b3455175088190aa79c6e03b86647e |
completed | March 12, 2026, 10:59 p.m. |
| NER | Named-entity recognition | batch_69b3507efb28819091a9d5b9161a5008 |
completed | March 12, 2026, 11:47 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b63734dee08190a9c0e051a28d9177 |
completed | March 15, 2026, 4:36 a.m. |
| NEDg | Description generation | batch_69b637b12bcc8190b040927ba9a5b24f |
completed | March 15, 2026, 4:38 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b6383aecb081908c0dc402b8f4add5 |
completed | March 15, 2026, 4:40 a.m. |
Created at: March 12, 2026, 11:08 p.m.