Triple
T15343742
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | BART at Powell Street station |
E366862
|
entity |
| Predicate | hasEntrance |
P6140
|
FINISHED |
| Object |
Market Street entrances
Market Street entrances are the street-level access points along San Francisco’s Market Street that lead into the BART Powell Street station.
|
E1151053
|
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: Market Street entrances | Statement: [BART at Powell Street station, hasEntrance, Market Street entrances]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Market Street entrances Context triple: [BART at Powell Street station, hasEntrance, Market Street entrances]
-
A.
Buena Vista Street entrance plaza
Buena Vista Street entrance plaza is the main entry area of Disney California Adventure Park, themed to evoke 1920s–1930s Los Angeles as guests first arrive.
-
B.
Market Street retail area
Market Street retail area is a major pedestrianized shopping thoroughfare in Manchester city centre, known for its high street stores and heavy footfall.
-
C.
Church Street entrance
The Church Street entrance is one of the access points to Harvard station on the Massachusetts Bay Transportation Authority (MBTA) Red Line in Cambridge, Massachusetts.
-
D.
Palmer Street entrance
Palmer Street entrance is one of the access points to London’s St James’s Park Underground station, serving passengers near Palmer Street in Westminster.
-
E.
Market Street
Market Street is a major east–west thoroughfare in Philadelphia known for its commercial activity, transit connections, and role as a central artery of the city.
- 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: Market Street entrances Triple: [BART at Powell Street station, hasEntrance, Market Street entrances]
Generated description
Market Street entrances are the street-level access points along San Francisco’s Market Street that lead into the BART Powell Street station.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Market Street entrances Target entity description: Market Street entrances are the street-level access points along San Francisco’s Market Street that lead into the BART Powell Street station.
-
A.
Buena Vista Street entrance plaza
Buena Vista Street entrance plaza is the main entry area of Disney California Adventure Park, themed to evoke 1920s–1930s Los Angeles as guests first arrive.
-
B.
Market Street retail area
Market Street retail area is a major pedestrianized shopping thoroughfare in Manchester city centre, known for its high street stores and heavy footfall.
-
C.
Church Street entrance
The Church Street entrance is one of the access points to Harvard station on the Massachusetts Bay Transportation Authority (MBTA) Red Line in Cambridge, Massachusetts.
-
D.
Palmer Street entrance
Palmer Street entrance is one of the access points to London’s St James’s Park Underground station, serving passengers near Palmer Street in Westminster.
-
E.
Market Street
Market Street is a major east–west thoroughfare in Philadelphia known for its commercial activity, transit connections, and role as a central artery of the city.
- 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_69d85a1355608190a6673ddb67231d54 |
completed | April 10, 2026, 2:01 a.m. |
| NER | Named-entity recognition | batch_69e03e163a3c8190ab933411372c1573 |
completed | April 16, 2026, 1:40 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff01f70e688190bb6a073e49ff968c |
completed | May 9, 2026, 9:44 a.m. |
| NEDg | Description generation | batch_69ff02745d1c819099f6261eced78dd0 |
completed | May 9, 2026, 9:46 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ff031d58048190852dae8a18981d35 |
completed | May 9, 2026, 9:49 a.m. |
Created at: April 10, 2026, 3:17 a.m.