Triple

T1757024
Position Surface form Disambiguated ID Type / Status
Subject Anacostia River E38570 entity
Predicate hasBridge P386 FINISHED
Object East Capitol Street Bridge
The East Capitol Street Bridge is a major roadway bridge in Washington, D.C., carrying East Capitol Street across the Anacostia River and connecting central Washington to neighborhoods east of the river.
E398510 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: East Capitol Street Bridge | Statement: [Anacostia River, hasBridge, East Capitol Street Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: East Capitol Street Bridge
Context triple: [Anacostia River, hasBridge, East Capitol Street Bridge]
  • A. Pennsylvania Avenue Bridge
    The Pennsylvania Avenue Bridge is a major roadway bridge in Washington, D.C., carrying Pennsylvania Avenue across the Anacostia River and serving as an important commuter and transit link in the city’s transportation network.
  • B. 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.
  • C. Wells Street Bridge
    Wells Street Bridge is a historic double-deck, double-leaf bascule bridge in downtown Chicago that carries both road traffic and elevated trains across the Chicago River.
  • D. Longfellow Bridge
    Longfellow Bridge is a historic steel and granite bridge in Boston, Massachusetts, known for carrying road and rail traffic between Boston and Cambridge across the Charles River.
  • E. 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.
  • 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: East Capitol Street Bridge
Triple: [Anacostia River, hasBridge, East Capitol Street Bridge]
Generated description
The East Capitol Street Bridge is a major roadway bridge in Washington, D.C., carrying East Capitol Street across the Anacostia River and connecting central Washington to neighborhoods east of the river.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: East Capitol Street Bridge
Target entity description: The East Capitol Street Bridge is a major roadway bridge in Washington, D.C., carrying East Capitol Street across the Anacostia River and connecting central Washington to neighborhoods east of the river.
  • A. Pennsylvania Avenue Bridge
    The Pennsylvania Avenue Bridge is a major roadway bridge in Washington, D.C., carrying Pennsylvania Avenue across the Anacostia River and serving as an important commuter and transit link in the city’s transportation network.
  • B. 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.
  • C. Wells Street Bridge
    Wells Street Bridge is a historic double-deck, double-leaf bascule bridge in downtown Chicago that carries both road traffic and elevated trains across the Chicago River.
  • D. Longfellow Bridge
    Longfellow Bridge is a historic steel and granite bridge in Boston, Massachusetts, known for carrying road and rail traffic between Boston and Cambridge across the Charles River.
  • E. 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.
  • 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_69a8862bdb2081908aefe831c8aa8017 completed March 4, 2026, 7:21 p.m.
NER Named-entity recognition batch_69aa643ce88481909d2feef3c5fd849f completed March 6, 2026, 5:21 a.m.
NED1 Entity disambiguation (via context triple) batch_69b528071e488190ac531404dac9587c completed March 14, 2026, 9:19 a.m.
NEDg Description generation batch_69b528d33c2081908e5f74005679dfbe completed March 14, 2026, 9:22 a.m.
NED2 Entity disambiguation (via description) batch_69b5294c66588190ad7cc8e87b58ff52 completed March 14, 2026, 9:24 a.m.
Created at: March 4, 2026, 7:31 p.m.