Triple

T3554026
Position Surface form Disambiguated ID Type / Status
Subject Los Angeles River E75176 entity
Predicate crossedBy P416 FINISHED
Object Fourth Street Bridge
The Fourth Street Bridge is a historic concrete viaduct in Los Angeles known for carrying Fourth Street over rail lines and industrial areas near downtown and the Los Angeles River.
E527267 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: Fourth Street Bridge | Statement: [Los Angeles River, crossedBy, Fourth Street Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Fourth Street Bridge
Context triple: [Los Angeles River, crossedBy, Fourth Street Bridge]
  • A. Monroe Street Bridge
    Monroe Street Bridge is a historic concrete arch bridge spanning the Spokane River in downtown Spokane, Washington, known for its distinctive architecture and scenic views.
  • B. Van Buren Street Bridge
    The Van Buren Street Bridge is a historic movable bridge in Corvallis, Oregon, carrying traffic across the Willamette River near the Oregon State University campus.
  • C. Charles R. Fenwick Bridge
    The Charles R. Fenwick Bridge is a major Potomac River crossing in the Washington, D.C. area that carries the Yellow Line of the Washington Metro between Virginia and the District of Columbia.
  • D. NW 5th Street Bridge
    The NW 5th Street Bridge is a movable bascule bridge in Miami, Florida, carrying Northwest 5th Street across the Miami River and serving as a key local traffic crossing near downtown.
  • E. 14th Street Bridge
    The 14th Street Bridge is a major bridge complex over the Potomac River in the Washington, D.C. area that carries multiple highway and rail routes between Virginia and the nation’s capital.
  • 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: Fourth Street Bridge
Triple: [Los Angeles River, crossedBy, Fourth Street Bridge]
Generated description
The Fourth Street Bridge is a historic concrete viaduct in Los Angeles known for carrying Fourth Street over rail lines and industrial areas near downtown and the Los Angeles River.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Fourth Street Bridge
Target entity description: The Fourth Street Bridge is a historic concrete viaduct in Los Angeles known for carrying Fourth Street over rail lines and industrial areas near downtown and the Los Angeles River.
  • A. Monroe Street Bridge
    Monroe Street Bridge is a historic concrete arch bridge spanning the Spokane River in downtown Spokane, Washington, known for its distinctive architecture and scenic views.
  • B. Van Buren Street Bridge
    The Van Buren Street Bridge is a historic movable bridge in Corvallis, Oregon, carrying traffic across the Willamette River near the Oregon State University campus.
  • C. Charles R. Fenwick Bridge
    The Charles R. Fenwick Bridge is a major Potomac River crossing in the Washington, D.C. area that carries the Yellow Line of the Washington Metro between Virginia and the District of Columbia.
  • D. NW 5th Street Bridge
    The NW 5th Street Bridge is a movable bascule bridge in Miami, Florida, carrying Northwest 5th Street across the Miami River and serving as a key local traffic crossing near downtown.
  • E. 14th Street Bridge
    The 14th Street Bridge is a major bridge complex over the Potomac River in the Washington, D.C. area that carries multiple highway and rail routes between Virginia and the nation’s capital.
  • 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_69bfe1423aa481909fd062c54779a3a2 completed March 22, 2026, 12:32 p.m.
NEDg Description generation batch_69bfe2090dc881908f34713715512abc completed March 22, 2026, 12:35 p.m.
NED2 Entity disambiguation (via description) batch_69bfe26520d08190a95231410eedc78c completed March 22, 2026, 12:36 p.m.
Created at: March 8, 2026, 3:20 p.m.