Triple
T18339009
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tujunga Wash |
E439349
|
entity |
| Predicate | hasBridge |
P386
|
FINISHED |
| Object | Riverside Drive bridge |
—
|
NE NERFINISHED |
How this triple was built (3 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: Riverside Drive bridge | Statement: [Tujunga Wash, hasBridge, Riverside Drive bridge]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Riverside Drive bridge Context triple: [Tujunga Wash, hasBridge, Riverside Drive bridge]
-
A.
Sylvan Avenue Bridge
Sylvan Avenue Bridge is a major roadway bridge in Dallas, Texas, carrying Sylvan Avenue over the Trinity River as part of the city’s river-crossing infrastructure.
-
B.
Northside Drive bridge
The Northside Drive bridge is a roadway bridge in Atlanta, Georgia, that carries Northside Drive over Peachtree Creek as part of a major north–south traffic corridor.
-
C.
Merriam Street Bridge
Merriam Street Bridge is a historic steel truss bridge in Minneapolis, Minnesota, carrying Merriam Street over the Mississippi River near Nicollet Island.
-
D.
Laurel Street Bridge
Laurel Street Bridge is a historic concrete arch bridge in San Diego’s Balboa Park, notable for carrying traffic over a canyon into the park and serving as an iconic local landmark.
-
E.
Higgins Avenue Bridge
Higgins Avenue Bridge is a historic vehicular and pedestrian bridge in downtown Missoula, Montana, spanning the Clark Fork River and serving as a central city landmark.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Riverside Drive bridge Target entity description: The Riverside Drive bridge is a roadway bridge spanning the Tujunga Wash in Los Angeles, California, carrying Riverside Drive across the flood control channel.
-
A.
Sylvan Avenue Bridge
Sylvan Avenue Bridge is a major roadway bridge in Dallas, Texas, carrying Sylvan Avenue over the Trinity River as part of the city’s river-crossing infrastructure.
-
B.
Northside Drive bridge
The Northside Drive bridge is a roadway bridge in Atlanta, Georgia, that carries Northside Drive over Peachtree Creek as part of a major north–south traffic corridor.
-
C.
Merriam Street Bridge
Merriam Street Bridge is a historic steel truss bridge in Minneapolis, Minnesota, carrying Merriam Street over the Mississippi River near Nicollet Island.
-
D.
Laurel Street Bridge
Laurel Street Bridge is a historic concrete arch bridge in San Diego’s Balboa Park, notable for carrying traffic over a canyon into the park and serving as an iconic local landmark.
-
E.
Higgins Avenue Bridge
Higgins Avenue Bridge is a historic vehicular and pedestrian bridge in downtown Missoula, Montana, spanning the Clark Fork River and serving as a central city landmark.
- F. None of above. chosen
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_69d8b9175fec8190af865699b4e64d8c |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e50ed07db48190a15e957c96b1c5bf |
completed | April 19, 2026, 5:20 p.m. |
Created at: April 10, 2026, 10:37 a.m.