Triple

T4832774
Position Surface form Disambiguated ID Type / Status
Subject Potomac River crossings toward Washington, D.C. E107981 entity
Predicate hasComponent P35 FINISHED
Object Rochambeau Memorial Bridge
The Rochambeau Memorial Bridge is a major highway bridge carrying Interstate 395 across the Potomac River into Washington, D.C.
E527382 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: Rochambeau Memorial Bridge | Statement: [Potomac River crossings toward Washington, D.C., hasComponent, Rochambeau Memorial Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Rochambeau Memorial Bridge
Context triple: [Potomac River crossings toward Washington, D.C., hasComponent, Rochambeau Memorial Bridge]
  • A. Frederick Douglass Memorial Bridge
    The Frederick Douglass Memorial Bridge is a major vehicular and pedestrian bridge in Washington, D.C., named in honor of abolitionist Frederick Douglass and serving as a key gateway into the city.
  • B. John F. Kennedy Memorial Bridge
    The John F. Kennedy Memorial Bridge is a major Ohio River crossing in Louisville, Kentucky, carrying northbound traffic as part of the Interstate 65 corridor between Kentucky and Indiana.
  • C. Pulaski Bridge
    The Pulaski Bridge is a movable span in New York City that carries traffic between Brooklyn and Queens over Newtown Creek.
  • D. M Street Bridge
    The M Street Bridge was a former Sacramento River crossing in California that preceded and was ultimately replaced by the iconic Tower Bridge.
  • E. Lafayette Avenue Bridge
    The Lafayette Avenue Bridge is a bascule drawbridge in Bay City, Michigan, that carries Lafayette Avenue across the Saginaw River and serves as a key local transportation link.
  • 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: Rochambeau Memorial Bridge
Triple: [Potomac River crossings toward Washington, D.C., hasComponent, Rochambeau Memorial Bridge]
Generated description
The Rochambeau Memorial Bridge is a major highway bridge carrying Interstate 395 across the Potomac River into Washington, D.C.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Rochambeau Memorial Bridge
Target entity description: The Rochambeau Memorial Bridge is a major highway bridge carrying Interstate 395 across the Potomac River into Washington, D.C.
  • A. Frederick Douglass Memorial Bridge
    The Frederick Douglass Memorial Bridge is a major vehicular and pedestrian bridge in Washington, D.C., named in honor of abolitionist Frederick Douglass and serving as a key gateway into the city.
  • B. John F. Kennedy Memorial Bridge
    The John F. Kennedy Memorial Bridge is a major Ohio River crossing in Louisville, Kentucky, carrying northbound traffic as part of the Interstate 65 corridor between Kentucky and Indiana.
  • C. Pulaski Bridge
    The Pulaski Bridge is a movable span in New York City that carries traffic between Brooklyn and Queens over Newtown Creek.
  • D. M Street Bridge
    The M Street Bridge was a former Sacramento River crossing in California that preceded and was ultimately replaced by the iconic Tower Bridge.
  • E. Lafayette Avenue Bridge
    The Lafayette Avenue Bridge is a bascule drawbridge in Bay City, Michigan, that carries Lafayette Avenue across the Saginaw River and serves as a key local transportation link.
  • 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_69bd43fbe444819085cb970706ef73f7 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd6cca88d88190a8ad6cf7856bdf69 completed March 20, 2026, 3:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69bfe61a2cd8819089ea67309d284be4 completed March 22, 2026, 12:52 p.m.
NEDg Description generation batch_69bfe686b99881908bb9a952d5c120c9 completed March 22, 2026, 12:54 p.m.
NED2 Entity disambiguation (via description) batch_69bfe6e8d18c8190a676e59cd16d6b12 completed March 22, 2026, 12:56 p.m.
Created at: March 20, 2026, 1:24 p.m.