Triple
T22004742
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Union Pacific Railroad Martinez Subdivision |
E543421
|
entity |
| Predicate | crosses |
P416
|
FINISHED |
| Object | Carquinez Strait |
—
|
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: Carquinez Strait | Statement: [Union Pacific Railroad Martinez Subdivision, crosses, Carquinez Strait]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Carquinez Strait Context triple: [Union Pacific Railroad Martinez Subdivision, crosses, Carquinez Strait]
-
A.
Juan de Fuca Strait
Juan de Fuca Strait is a major marine channel separating Vancouver Island in Canada from Washington State in the United States, forming part of the entrance to the Salish Sea and the Pacific Ocean.
-
B.
Golden Gate Strait
Golden Gate Strait is the narrow Pacific Ocean inlet that connects the ocean to San Francisco Bay and serves as the natural channel spanned by the Golden Gate Bridge.
-
C.
Carquinez Pass
chosen
Carquinez Pass is a low-lying water gap in the Coast Ranges of Northern California where the Carquinez Strait cuts between the San Pablo and Suisun bays, serving as a key transportation corridor.
-
D.
Great Sandy Strait
Great Sandy Strait is a shallow, biodiverse waterway and protected marine area separating K'gari (Fraser Island) from mainland Queensland, Australia.
-
E.
Douglas Channel
Douglas Channel is a long, fjord-like inlet on the northern coast of British Columbia, Canada, that serves as a major marine access route to the inland community of Kitimat.
- 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_69e11e2db934819095556760c7d85e4d |
completed | April 16, 2026, 5:36 p.m. |
| NER | Named-entity recognition | batch_69f1276d81e4819083a40e51249e7fd7 |
completed | April 28, 2026, 9:32 p.m. |
Created at: April 16, 2026, 8:20 p.m.