Triple

T17403085
Position Surface form Disambiguated ID Type / Status
Subject Zakim Bridge E423143 entity
Predicate replaced P101 FINISHED
Object Charlestown High Bridge
Charlestown High Bridge was a former highway bridge in Boston, Massachusetts, that carried Interstate 93 over the Charles River before being demolished and superseded by the Leonard P. Zakim Bunker Hill Memorial Bridge.
E1403846 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: Charlestown High Bridge | Statement: [Zakim Bridge, replaced, Charlestown High Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Charlestown High Bridge
Context triple: [Zakim Bridge, replaced, Charlestown High Bridge]
  • A. Fort Hill Bridge
    Fort Hill Bridge is a vehicular bridge in Charleston, West Virginia, that carries traffic across the Kanawha River and connects key routes in the city’s transportation network.
  • B. Alfords Point Bridge
    Alfords Point Bridge is a major road bridge in southern Sydney, Australia, carrying traffic across the Georges River between the suburbs of Alfords Point and Menai.
  • C. Calhoun Street Bridge
    The Calhoun Street Bridge is a historic steel truss bridge spanning the Delaware River, connecting Trenton, New Jersey, with Morrisville, Pennsylvania.
  • D. 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.
  • E. York River Bridge
    The York River Bridge is a prominent span across the York River in Virginia, connecting Yorktown to Gloucester Point and serving as a key regional transportation link and local landmark.
  • 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: Charlestown High Bridge
Triple: [Zakim Bridge, replaced, Charlestown High Bridge]
Generated description
Charlestown High Bridge was a former highway bridge in Boston, Massachusetts, that carried Interstate 93 over the Charles River before being demolished and superseded by the Leonard P. Zakim Bunker Hill Memorial Bridge.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Charlestown High Bridge
Target entity description: Charlestown High Bridge was a former highway bridge in Boston, Massachusetts, that carried Interstate 93 over the Charles River before being demolished and superseded by the Leonard P. Zakim Bunker Hill Memorial Bridge.
  • A. Fort Hill Bridge
    Fort Hill Bridge is a vehicular bridge in Charleston, West Virginia, that carries traffic across the Kanawha River and connects key routes in the city’s transportation network.
  • B. Alfords Point Bridge
    Alfords Point Bridge is a major road bridge in southern Sydney, Australia, carrying traffic across the Georges River between the suburbs of Alfords Point and Menai.
  • C. Calhoun Street Bridge
    The Calhoun Street Bridge is a historic steel truss bridge spanning the Delaware River, connecting Trenton, New Jersey, with Morrisville, Pennsylvania.
  • D. 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.
  • E. York River Bridge
    The York River Bridge is a prominent span across the York River in Virginia, connecting Yorktown to Gloucester Point and serving as a key regional transportation link and local landmark.
  • 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_69d889d7d27c819088486ce3f0627fa1 completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e43b051cc48190872278ee0b52240d completed April 19, 2026, 2:16 a.m.
NED1 Entity disambiguation (via context triple) batch_6a07fdaed2c88190b96f7de279fffa39 completed May 16, 2026, 5:16 a.m.
NEDg Description generation batch_6a07fe33c1a8819099a52d47d0b0d59b completed May 16, 2026, 5:18 a.m.
NED2 Entity disambiguation (via description) batch_6a07ff598550819093b6303a88dfefd2 completed May 16, 2026, 5:23 a.m.
Created at: April 10, 2026, 5:45 a.m.