Triple

T12471596
Position Surface form Disambiguated ID Type / Status
Subject Port Conway, Virginia E298069 entity
Predicate hasNearbyBridge P19223 FINISHED
Object James Madison Memorial Bridge
The James Madison Memorial Bridge is a highway bridge spanning the Rappahannock River between Port Royal and Port Conway in Virginia, named in honor of the fourth U.S. president, James Madison.
 E1138431 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: James Madison Memorial Bridge | Statement: [Port Conway, Virginia, hasNearbyBridge, James Madison Memorial Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: James Madison Memorial Bridge
Context triple: [Port Conway, Virginia, hasNearbyBridge, James Madison Memorial Bridge]
  • A. William Preston Lane Jr. Memorial Bridge
    The William Preston Lane Jr. Memorial Bridge, commonly known as the Chesapeake Bay Bridge, is a major dual-span toll bridge in Maryland that carries U.S. Route 50/301 across the Chesapeake Bay, linking Maryland’s eastern and western shores.
  • B. 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.
  • C. George Mason Memorial Bridge
    The George Mason Memorial Bridge is a major Potomac River crossing in Washington, D.C., carrying traffic as part of the multi-span 14th Street Bridge complex between the city and Virginia.
  • D. Anderson Memorial Bridge
    Anderson Memorial Bridge is a historic arch bridge in Massachusetts that carries traffic between Boston and Cambridge near Harvard University.
  • E. Glenn L. Jackson Memorial Bridge
    The Glenn L. Jackson Memorial Bridge is a major concrete segmental bridge carrying traffic across the Columbia River between Oregon and Washington as part of the Portland metropolitan highway system.
  • 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: James Madison Memorial Bridge
Triple: [Port Conway, Virginia, hasNearbyBridge, James Madison Memorial Bridge]
Generated description
The James Madison Memorial Bridge is a highway bridge spanning the Rappahannock River between Port Royal and Port Conway in Virginia, named in honor of the fourth U.S. president, James Madison.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: James Madison Memorial Bridge
Target entity description: The James Madison Memorial Bridge is a highway bridge spanning the Rappahannock River between Port Royal and Port Conway in Virginia, named in honor of the fourth U.S. president, James Madison.
  • A. William Preston Lane Jr. Memorial Bridge
    The William Preston Lane Jr. Memorial Bridge, commonly known as the Chesapeake Bay Bridge, is a major dual-span toll bridge in Maryland that carries U.S. Route 50/301 across the Chesapeake Bay, linking Maryland’s eastern and western shores.
  • B. 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.
  • C. George Mason Memorial Bridge
    The George Mason Memorial Bridge is a major Potomac River crossing in Washington, D.C., carrying traffic as part of the multi-span 14th Street Bridge complex between the city and Virginia.
  • D. Anderson Memorial Bridge
    Anderson Memorial Bridge is a historic arch bridge in Massachusetts that carries traffic between Boston and Cambridge near Harvard University.
  • E. Glenn L. Jackson Memorial Bridge
    The Glenn L. Jackson Memorial Bridge is a major concrete segmental bridge carrying traffic across the Columbia River between Oregon and Washington as part of the Portland metropolitan highway system.
  • 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_69d6ada270808190b1a2b2e7b02bb426 completed April 8, 2026, 7:33 p.m.
NER Named-entity recognition batch_69d94dca022c819082138fd4d08516da completed April 10, 2026, 7:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69feb7ca3e348190a75c1dd8aec73a40 completed May 9, 2026, 4:27 a.m.
NEDg Description generation batch_69feba1d256c8190ba13379d0cb8135c completed May 9, 2026, 4:37 a.m.
NED2 Entity disambiguation (via description) batch_69feba93c4cc819083c683210d1f03f8 completed May 9, 2026, 4:39 a.m.
Created at: April 8, 2026, 9:56 p.m.