Triple
T14271471
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chase Center event service |
E353795
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | San Francisco Bay Ferry |
E70917
|
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: San Francisco Bay Ferry | Statement: [Chase Center event service, operator, San Francisco Bay Ferry]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: San Francisco Bay Ferry Context triple: [Chase Center event service, operator, San Francisco Bay Ferry]
-
A.
San Francisco Bay Ferry
chosen
San Francisco Bay Ferry is a public ferry service that operates passenger routes across the San Francisco Bay, connecting various waterfront cities and transit hubs in the Bay Area.
-
B.
Marin Transit
Marin Transit is the public bus agency serving Marin County, California, providing local and regional transit services throughout the area.
-
C.
Golden Gate Transit
Golden Gate Transit is a regional public bus and ferry system serving the North Bay and San Francisco in California.
-
D.
SamTrans
SamTrans is the public bus and paratransit agency serving San Mateo County and parts of the San Francisco Bay Area.
-
E.
SF Hydro ferry
The SF Hydro ferry was a Norwegian transport vessel sunk in 1944 as part of the Allied effort to disrupt Nazi Germany’s access to heavy water for its atomic research program.
- 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_69d8278d25148190abf1a8c8f5f533ad |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de65811d7c8190b075909a6570d415 |
completed | April 14, 2026, 4:04 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd8aa2b7908190831e6c07abcc091d |
completed | May 8, 2026, 7:02 a.m. |
Created at: April 10, 2026, 1:10 a.m.