Triple
T15517213
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | U.S. Coast Guard Sector San Francisco |
E368863
|
entity |
| Predicate | headquartersLocation |
P62
|
FINISHED |
| Object | Yerba Buena Island, San Francisco Bay |
E19053
|
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: Yerba Buena Island, San Francisco Bay | Statement: [U.S. Coast Guard Sector San Francisco, headquartersLocation, Yerba Buena Island, San Francisco Bay]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Yerba Buena Island, San Francisco Bay Context triple: [U.S. Coast Guard Sector San Francisco, headquartersLocation, Yerba Buena Island, San Francisco Bay]
-
A.
Yerba Buena Island
chosen
Yerba Buena Island is a natural island in the middle of San Francisco Bay that connects the eastern and western spans of the San Francisco–Oakland Bay Bridge.
-
B.
Alameda Island
Alameda Island is a populated island in the San Francisco Bay known for the city of Alameda, its historic naval air station, and its Victorian-era residential neighborhoods.
-
C.
Balboa Island
Balboa Island is a small, upscale, man-made island community in Newport Beach, California, known for its waterfront homes, harbor views, and charming village atmosphere.
-
D.
San Francisco Bay Islands
The San Francisco Bay Islands are a group of natural and artificial islands scattered throughout San Francisco Bay, including notable sites such as Alcatraz, Angel Island, and Treasure Island.
-
E.
Bethel Island, California
Bethel Island, California is a small unincorporated community and island in the Sacramento–San Joaquin River Delta known for its waterfront recreation and marinas.
- 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_69d85a1794cc8190b0b428716296e63e |
completed | April 10, 2026, 2:01 a.m. |
| NER | Named-entity recognition | batch_69e04033303c8190a87b6384f68a6921 |
completed | April 16, 2026, 1:49 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff3d5111648190a61fc87170b0d93c |
completed | May 9, 2026, 1:57 p.m. |
Created at: April 10, 2026, 4:03 a.m.