Triple
T22161724
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Western Pacific Railroad |
E547686
|
entity |
| Predicate | servedPort |
P1763
|
FINISHED |
| Object | Port of Oakland |
—
|
NE NERFINISHED |
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 | Statement: [Western Pacific Railroad, servedPort, Port of Oakland]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Port of Oakland Context triple: [Western Pacific Railroad, servedPort, Port of Oakland]
-
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.
Port of San Francisco
The Port of San Francisco is a major maritime facility and waterfront district on the city’s eastern shoreline, serving as a hub for cargo, ferries, cruise ships, and commercial development.
-
C.
Port of Benicia
The Port of Benicia is a deep-water port in Benicia, California, primarily handling automobile imports/exports and petroleum-related cargo on the Carquinez Strait.
-
D.
Port of Richmond, California
The Port of Richmond, California is a major deep-water shipping and transportation hub on the San Francisco Bay that handles diverse cargo and supports the industrial economy of the city of Richmond.
-
E.
Port of Hayward
Port of Hayward is a small industrial and recreational harbor facility serving maritime activities in the city of Hayward, California, on the eastern shore of San Francisco Bay.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e11e3c4c5c81908d336165816b12e0 |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f12a2d8064819094d27ef9f15c6a1f |
completed | April 28, 2026, 9:44 p.m. |
Created at: April 16, 2026, 8:34 p.m.