Triple
T3223546
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | West Oakland |
E67567
|
entity |
| Predicate | hasTransportationInfrastructure |
P385
|
FINISHED |
| Object | Port of Oakland rail yards |
E14398
|
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: Port of Oakland rail yards | Statement: [West Oakland, hasTransportationInfrastructure, Port of Oakland rail yards]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Port of Oakland rail yards Context triple: [West Oakland, hasTransportationInfrastructure, Port of Oakland rail yards]
-
A.
Port of Oakland
chosen
The Port of Oakland is a major deep-water seaport in Northern California and one of the primary container shipping hubs on the U.S. West Coast.
-
B.
Oakland International Airport station
Oakland International Airport station is a Bay Area Rapid Transit (BART) rail station that provides direct transit service between Oakland International Airport and the broader San Francisco Bay Area.
-
C.
Oakland Coliseum Amtrak station
Oakland Coliseum Amtrak station is a passenger rail station in Oakland, California, that serves Amtrak trains and connects travelers to the nearby Oakland–Alameda County Coliseum sports and entertainment complex.
-
D.
Port of Redwood City
The Port of Redwood City is a small but active deep-water seaport on San Francisco Bay that handles bulk cargo and supports regional maritime commerce and recreational boating.
-
E.
San Francisco International Airport station
San Francisco International Airport station is a Bay Area Rapid Transit (BART) rail station that directly serves San Francisco International Airport, providing regional transit connections for air travelers.
- 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_69ad858b8adc8190ad989712c87a476b |
completed | March 8, 2026, 2:19 p.m. |
| NER | Named-entity recognition | batch_69adae1ae8f08190880d0f0e8539cdbc |
completed | March 8, 2026, 5:12 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b2625a22148190927b2a63ae3fc726 |
completed | March 12, 2026, 6:51 a.m. |
Created at: March 8, 2026, 3:08 p.m.