Triple
T4041156
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Market Street (San Francisco) |
E83949
|
entity |
| Predicate | hasPublicTransit |
P522
|
FINISHED |
| Object | historic streetcar F Market & Wharves |
E127306
|
NE FINISHED |
How this triple was built (2 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: historic streetcar F Market & Wharves | Statement: [Market Street (San Francisco), hasPublicTransit, historic streetcar F Market & Wharves]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: historic streetcar F Market & Wharves Context triple: [Market Street (San Francisco), hasPublicTransit, historic streetcar F Market & Wharves]
-
A.
F Market & Wharves historic streetcar line
The F Market & Wharves historic streetcar line is a San Francisco transit route that operates vintage streetcars along Market Street and the Embarcadero, serving both daily commuters and tourists.
-
B.
historic streetcar F-line
The historic streetcar F-line is a popular San Francisco transit route that uses restored vintage streetcars to connect key areas of the city, including the Embarcadero and Market Street.
-
C.
Brill streetcar
The Brill streetcar is a historic electric tramcar model built by the J.G. Brill Company, known for its early 20th-century use in urban street railway systems and preservation in heritage streetcar fleets.
-
D.
F Market & Wharves
chosen
F Market & Wharves is a historic streetcar line in San Francisco that runs vintage trolleys along Market Street to the Fisherman’s Wharf area, serving as both public transit and a popular tourist attraction.
-
E.
Peter Witt streetcar
The Peter Witt streetcar is a historic early 20th-century tram design, originally developed in Cleveland and widely adopted in North American and European cities for its efficient boarding layout and distinctive classic appearance.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69aed92f7cf0819098e0539bdcc3767f |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69aefb3a9314819095dcf47675eedb48 |
completed | March 9, 2026, 4:54 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b55649b75c819086b272f56ac73be4 |
completed | March 14, 2026, 12:36 p.m. |
Created at: March 9, 2026, 3:37 p.m.