Triple
T3554024
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Los Angeles River |
E75176
|
entity |
| Predicate | crossedBy |
P416
|
FINISHED |
| Object |
Los Angeles River Viaducts
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.
|
E367084
|
NE FINISHED |
How this triple was built (4 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 Viaducts | Statement: [Los Angeles River, crossedBy, Los Angeles River Viaducts]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Los Angeles River Viaducts Context triple: [Los Angeles River, crossedBy, Los Angeles River Viaducts]
-
A.
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.
-
B.
Park Avenue Viaduct
The Park Avenue Viaduct is an elevated roadway in Midtown Manhattan that carries traffic around Grand Central Terminal, connecting Park Avenue across 42nd Street.
-
C.
Nimitz Freeway
The Nimitz Freeway is a major segment of Interstate 880 running through the East Bay region of the San Francisco Bay Area, serving as a key north–south transportation corridor.
-
D.
Elm Street viaduct
Elm Street viaduct is a roadway bridge in downtown Dallas, Texas, that carries Elm Street over the railroad tracks and adjacent areas near Dealey Plaza.
-
E.
Yerba Buena Tunnel
Yerba Buena Tunnel is a vehicular tunnel in the San Francisco Bay that carries the San Francisco–Oakland Bay Bridge through Yerba Buena Island, connecting its eastern and western spans.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Los Angeles River Viaducts Triple: [Los Angeles River, crossedBy, Los Angeles River Viaducts]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Los Angeles River Viaducts Target entity description: 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.
-
A.
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.
-
B.
Park Avenue Viaduct
The Park Avenue Viaduct is an elevated roadway in Midtown Manhattan that carries traffic around Grand Central Terminal, connecting Park Avenue across 42nd Street.
-
C.
Nimitz Freeway
The Nimitz Freeway is a major segment of Interstate 880 running through the East Bay region of the San Francisco Bay Area, serving as a key north–south transportation corridor.
-
D.
Elm Street viaduct
Elm Street viaduct is a roadway bridge in downtown Dallas, Texas, that carries Elm Street over the railroad tracks and adjacent areas near Dealey Plaza.
-
E.
Yerba Buena Tunnel
Yerba Buena Tunnel is a vehicular tunnel in the San Francisco Bay that carries the San Francisco–Oakland Bay Bridge through Yerba Buena Island, connecting its eastern and western spans.
- F. None of above. chosen
Provenance (5 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_69ad85d33c6c819081d5ac1df13b5680 |
completed | March 8, 2026, 2:21 p.m. |
| NER | Named-entity recognition | batch_69adc05549d88190acdebdd542ea1a67 |
completed | March 8, 2026, 6:30 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b38beef8b4819090109ab89e9671d6 |
completed | March 13, 2026, 4 a.m. |
| NEDg | Description generation | batch_69b38c84fc788190a074f14a76bb7944 |
completed | March 13, 2026, 4:03 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b38cb872948190a75bc6d6829187c5 |
completed | March 13, 2026, 4:04 a.m. |
Created at: March 8, 2026, 3:20 p.m.