Triple

T70612
Position Surface form Disambiguated ID Type / Status
Subject San Francisco Bay E1412 entity
Predicate crossedBy P416 FINISHED
Object Richmond–San Rafael Bridge
The Richmond–San Rafael Bridge is a major toll bridge in the San Francisco Bay Area that connects the cities of Richmond in the East Bay and San Rafael in Marin County.
E33354 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: Richmond–San Rafael Bridge | Statement: [San Francisco Bay, crossedBy, Richmond–San Rafael Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Richmond–San Rafael Bridge
Context triple: [San Francisco Bay, crossedBy, Richmond–San Rafael Bridge]
  • A. San Francisco–Oakland Bay Bridge
    The San Francisco–Oakland Bay Bridge is a major multi-span suspension and cantilever bridge connecting San Francisco and Oakland, serving as one of the primary highway links across the central part of the San Francisco Bay.
  • B. Theodore Roosevelt Bridge
    The Theodore Roosevelt Bridge is a major highway bridge over the Potomac River in Washington, D.C., carrying traffic between the city and Arlington, Virginia.
  • C. St. Johns Bridge
    St. Johns Bridge is a historic steel suspension bridge in Portland, Oregon, noted for its striking Gothic-style towers and scenic span over the Willamette River.
  • D. Mystic River Bridge
    The Mystic River Bridge, officially known as the Maurice J. Tobin Memorial Bridge, is a major steel cantilever roadway bridge in Boston, Massachusetts, carrying U.S. Route 1 over the Mystic River between Charlestown and Chelsea.
  • E. Memorial Bridge
    Memorial Bridge is a prominent ceremonial bridge spanning the Potomac River, symbolically linking Arlington National Cemetery with the Lincoln Memorial in Washington, D.C.
  • 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: Richmond–San Rafael Bridge
Triple: [San Francisco Bay, crossedBy, Richmond–San Rafael Bridge]
Generated description
The Richmond–San Rafael Bridge is a major toll bridge in the San Francisco Bay Area that connects the cities of Richmond in the East Bay and San Rafael in Marin County.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Richmond–San Rafael Bridge
Target entity description: The Richmond–San Rafael Bridge is a major toll bridge in the San Francisco Bay Area that connects the cities of Richmond in the East Bay and San Rafael in Marin County.
  • A. San Francisco–Oakland Bay Bridge
    The San Francisco–Oakland Bay Bridge is a major multi-span suspension and cantilever bridge connecting San Francisco and Oakland, serving as one of the primary highway links across the central part of the San Francisco Bay.
  • B. Theodore Roosevelt Bridge
    The Theodore Roosevelt Bridge is a major highway bridge over the Potomac River in Washington, D.C., carrying traffic between the city and Arlington, Virginia.
  • C. St. Johns Bridge
    St. Johns Bridge is a historic steel suspension bridge in Portland, Oregon, noted for its striking Gothic-style towers and scenic span over the Willamette River.
  • D. Mystic River Bridge
    The Mystic River Bridge, officially known as the Maurice J. Tobin Memorial Bridge, is a major steel cantilever roadway bridge in Boston, Massachusetts, carrying U.S. Route 1 over the Mystic River between Charlestown and Chelsea.
  • E. Memorial Bridge
    Memorial Bridge is a prominent ceremonial bridge spanning the Potomac River, symbolically linking Arlington National Cemetery with the Lincoln Memorial in Washington, D.C.
  • 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_69a24c06b3bc8190aa4ac89026115efc completed Feb. 28, 2026, 1:59 a.m.
NER Named-entity recognition batch_69a24f0578808190be793d7a161c2cf5 completed Feb. 28, 2026, 2:12 a.m.
NED1 Entity disambiguation (via context triple) batch_69a3794f5ea4819093c481d8155f6f50 completed Feb. 28, 2026, 11:25 p.m.
NEDg Description generation batch_69a379bb6adc8190a07176567d8772cd completed Feb. 28, 2026, 11:26 p.m.
NED2 Entity disambiguation (via description) batch_69a37a227b0c8190afc5c44192ef5a86 completed Feb. 28, 2026, 11:28 p.m.
Created at: Feb. 28, 2026, 2:03 a.m.