Triple
T21378176
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Fourth Street Bridge |
E527267
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Los Angeles River bridge corridor |
E367084
|
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: Los Angeles River bridge corridor | Statement: [Fourth Street Bridge, partOf, Los Angeles River bridge corridor]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Los Angeles River bridge corridor Context triple: [Fourth Street Bridge, partOf, Los Angeles River bridge corridor]
-
A.
Los Angeles River Viaducts
chosen
The Los Angeles River Viaducts are a series of historic bridges and overpasses that span the Los Angeles River, many featuring iconic early-20th-century concrete and Art Deco designs.
-
B.
Laurel Canyon Boulevard bridge
Laurel Canyon Boulevard bridge is a roadway bridge in Los Angeles’ San Fernando Valley that carries Laurel Canyon Boulevard across the Tujunga Wash.
-
C.
Arroyo Seco greenway
Arroyo Seco greenway is an urban green corridor and recreational trail system that follows the Arroyo Seco waterway through Northeast Los Angeles, providing walking, biking, and nature access in the city.
-
D.
Glendale–Hyperion Bridge
The Glendale–Hyperion Bridge is a historic multi-arch concrete viaduct in Los Angeles that carries traffic over the Los Angeles River, connecting the Atwater Village neighborhood with Silver Lake and Glendale.
-
E.
Riverside Drive Viaduct
Riverside Drive Viaduct is an elevated steel and concrete roadway structure in Manhattan that carries Riverside Drive above the Amtrak rail lines and low-lying areas along the Hudson River.
- 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_69e0b51f363c8190944000ab5523b02b |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e8b0ca5e1c81909b06958459c553dc |
completed | April 22, 2026, 11:28 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a09b42274f0819092541d278a3a900c |
completed | May 17, 2026, 12:27 p.m. |
Created at: April 16, 2026, 5:11 p.m.