Triple

T6444678
Position Surface form Disambiguated ID Type / Status
Subject Stratford E138311 entity
Predicate primaryTransportationLinkToCharlottetown P11026 FINISHED
Object Hillsborough River bridge
The Hillsborough River bridge is a key transportation structure in Prince Edward Island, Canada, carrying traffic across the Hillsborough River between Stratford and the provincial capital, Charlottetown.
E599250 NE FINISHED

How this triple was built (5 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: Hillsborough River bridge | Statement: [Stratford, primaryTransportationLinkToCharlottetown, Hillsborough River bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Hillsborough River bridge
Context triple: [Stratford, primaryTransportationLinkToCharlottetown, Hillsborough River bridge]
  • A. 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.
  • 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. Hillsborough River Bridge (Tampa)
    Hillsborough River Bridge (Tampa) is a vehicular and pedestrian bridge in Tampa, Florida, that spans the Hillsborough River and connects key parts of the city’s urban core.
  • D. Garcon Point Bridge
    Garcon Point Bridge is a toll bridge in Florida that spans Pensacola Bay, connecting the Garcon Point peninsula with the mainland near Milton and Gulf Breeze.
  • E. Forth Road Bridge
    The Forth Road Bridge is a major suspension bridge in eastern Scotland that carries road traffic across the Firth of Forth, linking Edinburgh to Fife.
  • 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: Hillsborough River bridge
Triple: [Stratford, primaryTransportationLinkToCharlottetown, Hillsborough River bridge]
Generated description
The Hillsborough River bridge is a key transportation structure in Prince Edward Island, Canada, carrying traffic across the Hillsborough River between Stratford and the provincial capital, Charlottetown.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Hillsborough River bridge
Target entity description: The Hillsborough River bridge is a key transportation structure in Prince Edward Island, Canada, carrying traffic across the Hillsborough River between Stratford and the provincial capital, Charlottetown.
  • A. 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.
  • 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. Hillsborough River Bridge (Tampa)
    Hillsborough River Bridge (Tampa) is a vehicular and pedestrian bridge in Tampa, Florida, that spans the Hillsborough River and connects key parts of the city’s urban core.
  • D. Garcon Point Bridge
    Garcon Point Bridge is a toll bridge in Florida that spans Pensacola Bay, connecting the Garcon Point peninsula with the mainland near Milton and Gulf Breeze.
  • E. Forth Road Bridge
    The Forth Road Bridge is a major suspension bridge in eastern Scotland that carries road traffic across the Firth of Forth, linking Edinburgh to Fife.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: primaryTransportationLinkToCharlottetown
Context triple: [Stratford, primaryTransportationLinkToCharlottetown, Hillsborough River bridge]
  • A. mainTransportOnIsland
    Indicates that a given mode of transport is the primary or most commonly used means of transportation on a particular island.
  • B. hasTransportRoute chosen
    Indicates that there exists a designated transportation connection or route linking one entity to another.
  • C. transportNetwork
    Indicates a relationship where infrastructure or services enable the movement of people or goods between different locations.
  • D. connectedToMainlandBy
    Indicates that one landmass or area is physically linked to a mainland, typically via a bridge, causeway, or other continuous connection.
  • E. hasFerryService
    Indicates that there is an operational ferry connection or transport service available between the related locations or entities.
  • F. None of above.

Provenance (6 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_69c008aa61ac8190bc96715ed79fe2d8 completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c0698c17ec81909f6bbcbe636a67fd completed March 22, 2026, 10:13 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6cb02cb3c8190917842bb654326ee completed March 27, 2026, 6:22 p.m.
NEDg Description generation batch_69c6cc960e088190bd9643aa1c46128d completed March 27, 2026, 6:29 p.m.
NED2 Entity disambiguation (via description) batch_69c6cd4d50948190ac60ec518f00e5d8 completed March 27, 2026, 6:32 p.m.
PD Predicate disambiguation batch_69c060faaf248190bbdc8ff909c8777a completed March 22, 2026, 9:36 p.m.
Created at: March 22, 2026, 4:46 p.m.