Triple

T2850809
Position Surface form Disambiguated ID Type / Status
Subject Evergreen Point Floating Bridge E63085 entity
Predicate isPartOfProject P14971 FINISHED
Object SR 520 Bridge Replacement and HOV Program
The SR 520 Bridge Replacement and HOV Program is a major Washington State transportation initiative to modernize the State Route 520 corridor with safer, more reliable, and transit- and carpool-focused infrastructure across Lake Washington and surrounding areas.
E303102 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: SR 520 Bridge Replacement and HOV Program | Statement: [Evergreen Point Floating Bridge, isPartOfProject, SR 520 Bridge Replacement and HOV Program]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: SR 520 Bridge Replacement and HOV Program
Context triple: [Evergreen Point Floating Bridge, isPartOfProject, SR 520 Bridge Replacement and HOV Program]
  • A. Portland bridge system
    The Portland bridge system is the network of iconic bridges spanning the Willamette and Columbia Rivers that connect Portland’s neighborhoods and support the city’s transportation infrastructure.
  • B. 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.
  • C. Yaquina Bay Bridge
    The Yaquina Bay Bridge is an iconic 1930s Art Deco–style arch bridge on the Oregon coast, renowned for its elegant design and role as a key crossing on U.S. Route 101.
  • D. Alameda Corridor
    The Alameda Corridor is a 20-mile freight rail expressway in Los Angeles County that consolidates and streamlines cargo movement between the region’s ports and the national rail network.
  • E. Crenshaw/LAX Transit Project
    The Crenshaw/LAX Transit Project is a Los Angeles Metro rail expansion initiative designed to improve transit access along the Crenshaw Corridor and provide a key light rail connection to the Los Angeles International Airport area.
  • 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: SR 520 Bridge Replacement and HOV Program
Triple: [Evergreen Point Floating Bridge, isPartOfProject, SR 520 Bridge Replacement and HOV Program]
Generated description
The SR 520 Bridge Replacement and HOV Program is a major Washington State transportation initiative to modernize the State Route 520 corridor with safer, more reliable, and transit- and carpool-focused infrastructure across Lake Washington and surrounding areas.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: SR 520 Bridge Replacement and HOV Program
Target entity description: The SR 520 Bridge Replacement and HOV Program is a major Washington State transportation initiative to modernize the State Route 520 corridor with safer, more reliable, and transit- and carpool-focused infrastructure across Lake Washington and surrounding areas.
  • A. Portland bridge system
    The Portland bridge system is the network of iconic bridges spanning the Willamette and Columbia Rivers that connect Portland’s neighborhoods and support the city’s transportation infrastructure.
  • B. 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.
  • C. Yaquina Bay Bridge
    The Yaquina Bay Bridge is an iconic 1930s Art Deco–style arch bridge on the Oregon coast, renowned for its elegant design and role as a key crossing on U.S. Route 101.
  • D. Alameda Corridor
    The Alameda Corridor is a 20-mile freight rail expressway in Los Angeles County that consolidates and streamlines cargo movement between the region’s ports and the national rail network.
  • E. Crenshaw/LAX Transit Project
    The Crenshaw/LAX Transit Project is a Los Angeles Metro rail expansion initiative designed to improve transit access along the Crenshaw Corridor and provide a key light rail connection to the Los Angeles International Airport area.
  • 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_69ab4c407c408190857d25e027155ce9 completed March 6, 2026, 9:50 p.m.
NER Named-entity recognition batch_69abdf437328819098506ec8a3a23e11 completed March 7, 2026, 8:18 a.m.
NED1 Entity disambiguation (via context triple) batch_69afe8e23694819089b38a10e1bc2f03 completed March 10, 2026, 9:48 a.m.
NEDg Description generation batch_69afea2358b88190a91ef389f5a98cea completed March 10, 2026, 9:53 a.m.
NED2 Entity disambiguation (via description) batch_69b0035854e88190a8750b3291aa41c4 completed March 10, 2026, 11:41 a.m.
Created at: March 6, 2026, 10:02 p.m.