Triple

T170364
Position Surface form Disambiguated ID Type / Status
Subject River Cam E3107 entity
Predicate crossedBy P416 FINISHED
Object Bridge of Sighs, Cambridge
Bridge of Sighs, Cambridge is a covered 19th-century stone bridge at St John’s College, University of Cambridge, famed for its picturesque Gothic Revival design and status as one of the city’s most iconic landmarks.
E22940 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: Bridge of Sighs, Cambridge | Statement: [River Cam, crossedBy, Bridge of Sighs, Cambridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Bridge of Sighs, Cambridge
Context triple: [River Cam, crossedBy, Bridge of Sighs, Cambridge]
  • A. Wellington Bridge
    Wellington Bridge is a roadway bridge in the Boston area that carries traffic across the Mystic River between Medford and Somerville, Massachusetts.
  • B. Son bridge
    Son bridge is a strategically important bridge in the Netherlands that played a crucial role during the World War II Allied offensive known as Operation Market Garden.
  • C. Blackfriars Bridge, Manchester
    Blackfriars Bridge, Manchester is a historic road bridge in Manchester, England, linking the city centre with Salford across the River Irwell.
  • D. Hyde Street Pier
    Hyde Street Pier is a historic San Francisco waterfront pier that serves as part of the San Francisco Maritime National Historical Park, featuring preserved ships and maritime exhibits.
  • E. Victoria Station railway bridges
    Victoria Station railway bridges are a series of railway viaducts and bridge structures in Manchester that carry rail lines into and around Manchester Victoria station across the River Irk and surrounding areas.
  • 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: Bridge of Sighs, Cambridge
Triple: [River Cam, crossedBy, Bridge of Sighs, Cambridge]
Generated description
Bridge of Sighs, Cambridge is a covered 19th-century stone bridge at St John’s College, University of Cambridge, famed for its picturesque Gothic Revival design and status as one of the city’s most iconic landmarks.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Bridge of Sighs, Cambridge
Target entity description: Bridge of Sighs, Cambridge is a covered 19th-century stone bridge at St John’s College, University of Cambridge, famed for its picturesque Gothic Revival design and status as one of the city’s most iconic landmarks.
  • A. Wellington Bridge
    Wellington Bridge is a roadway bridge in the Boston area that carries traffic across the Mystic River between Medford and Somerville, Massachusetts.
  • B. Son bridge
    Son bridge is a strategically important bridge in the Netherlands that played a crucial role during the World War II Allied offensive known as Operation Market Garden.
  • C. Blackfriars Bridge, Manchester
    Blackfriars Bridge, Manchester is a historic road bridge in Manchester, England, linking the city centre with Salford across the River Irwell.
  • D. Hyde Street Pier
    Hyde Street Pier is a historic San Francisco waterfront pier that serves as part of the San Francisco Maritime National Historical Park, featuring preserved ships and maritime exhibits.
  • E. Victoria Station railway bridges
    Victoria Station railway bridges are a series of railway viaducts and bridge structures in Manchester that carry rail lines into and around Manchester Victoria station across the River Irk and surrounding areas.
  • 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_69a2524ce1e48190ab066bf72859f474 completed Feb. 28, 2026, 2:26 a.m.
NER Named-entity recognition batch_69a258b82bdc81908ebd50fb05d511df completed Feb. 28, 2026, 2:53 a.m.
NED1 Entity disambiguation (via context triple) batch_69a2fa7ac14081908c0bf9512e85e18a completed Feb. 28, 2026, 2:23 p.m.
NEDg Description generation batch_69a2fad96ad881909b4987ceaecbddc3 completed Feb. 28, 2026, 2:25 p.m.
NED2 Entity disambiguation (via description) batch_69a2fb30872c8190a68a49899b798c24 completed Feb. 28, 2026, 2:26 p.m.
Created at: Feb. 28, 2026, 2:34 a.m.