Triple

T15352374
Position Surface form Disambiguated ID Type / Status
Subject Los Angeles River Viaducts E367084 entity
Predicate include P1393 FINISHED
Object Olympic Boulevard Viaduct
The Olympic Boulevard Viaduct is a historic bridge in Los Angeles that carries Olympic Boulevard over the Los Angeles River, forming part of the city’s notable collection of river-spanning viaducts.
E1160386 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: Olympic Boulevard Viaduct | Statement: [Los Angeles River Viaducts, include, Olympic Boulevard Viaduct]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Olympic Boulevard Viaduct
Context triple: [Los Angeles River Viaducts, include, Olympic Boulevard Viaduct]
  • 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. Jefferson Boulevard Viaduct
    Jefferson Boulevard Viaduct is a historic roadway bridge in Dallas, Texas, that carries traffic across the Trinity River and has long served as a key transportation link for the city.
  • D. Olympic Bridge
    Olympic Bridge is a prominent cable-stayed road bridge in Seoul, South Korea, known for its distinctive design and role in the city's modern river-crossing infrastructure.
  • E. 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.
  • 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: Olympic Boulevard Viaduct
Triple: [Los Angeles River Viaducts, include, Olympic Boulevard Viaduct]
Generated description
The Olympic Boulevard Viaduct is a historic bridge in Los Angeles that carries Olympic Boulevard over the Los Angeles River, forming part of the city’s notable collection of river-spanning viaducts.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Olympic Boulevard Viaduct
Target entity description: The Olympic Boulevard Viaduct is a historic bridge in Los Angeles that carries Olympic Boulevard over the Los Angeles River, forming part of the city’s notable collection of river-spanning 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. Jefferson Boulevard Viaduct
    Jefferson Boulevard Viaduct is a historic roadway bridge in Dallas, Texas, that carries traffic across the Trinity River and has long served as a key transportation link for the city.
  • D. Olympic Bridge
    Olympic Bridge is a prominent cable-stayed road bridge in Seoul, South Korea, known for its distinctive design and role in the city's modern river-crossing infrastructure.
  • E. 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.
  • 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_69d85a1355608190a6673ddb67231d54 completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e03e290efc8190b22c95dcd3e5f57f completed April 16, 2026, 1:40 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff364d82c48190b116528b5c00e918 completed May 9, 2026, 1:27 p.m.
NEDg Description generation batch_69ff37871dfc8190892d22ff66515c0b completed May 9, 2026, 1:32 p.m.
NED2 Entity disambiguation (via description) batch_69ff384962f88190964fc040a2a44aa8 completed May 9, 2026, 1:36 p.m.
Created at: April 10, 2026, 3:17 a.m.