Triple

T448482
Position Surface form Disambiguated ID Type / Status
Subject Amtrak Empire Corridor E7073 entity
Predicate notableStructureAlongRoute P10970 FINISHED
Object Spuyten Duyvil Bridge
Spuyten Duyvil Bridge is a swing railroad bridge in New York City that carries trains across the Harlem River between Manhattan and the Bronx.
E80346 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: Spuyten Duyvil Bridge | Statement: [Amtrak Empire Corridor, notableStructureAlongRoute, Spuyten Duyvil Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Spuyten Duyvil Bridge
Context triple: [Amtrak Empire Corridor, notableStructureAlongRoute, Spuyten Duyvil Bridge]
  • A. Dike Bridge
    Dike Bridge is a small wooden bridge on Chappaquiddick Island in Massachusetts, best known as the site of the 1969 Chappaquiddick incident involving Senator Ted Kennedy.
  • B. Ceintuurbaanbrug
    Ceintuurbaanbrug is a bridge in Amsterdam that carries the Ceintuurbaan across the Amstel River, connecting neighborhoods in the southern part of the city.
  • C. Blauwbrug
    Blauwbrug is a historic, ornately decorated bridge in central Amsterdam, known for its theatrical, Parisian-style design and its role as a prominent crossing over the Amstel River.
  • D. Trinity Bridge
    Trinity Bridge is a distinctive three-way footbridge in Greater Manchester, England, designed by architect Santiago Calatrava to link Salford and Manchester across the River Irwell.
  • E. Berlagebrug
    Berlagebrug is a historic Amsterdam bridge, designed by architect Hendrik Petrus Berlage in the early 20th century, known for its functionalist style and role as a key crossing in the city’s southern area.
  • 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: Spuyten Duyvil Bridge
Triple: [Amtrak Empire Corridor, notableStructureAlongRoute, Spuyten Duyvil Bridge]
Generated description
Spuyten Duyvil Bridge is a swing railroad bridge in New York City that carries trains across the Harlem River between Manhattan and the Bronx.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Spuyten Duyvil Bridge
Target entity description: Spuyten Duyvil Bridge is a swing railroad bridge in New York City that carries trains across the Harlem River between Manhattan and the Bronx.
  • A. Dike Bridge
    Dike Bridge is a small wooden bridge on Chappaquiddick Island in Massachusetts, best known as the site of the 1969 Chappaquiddick incident involving Senator Ted Kennedy.
  • B. Ceintuurbaanbrug
    Ceintuurbaanbrug is a bridge in Amsterdam that carries the Ceintuurbaan across the Amstel River, connecting neighborhoods in the southern part of the city.
  • C. Blauwbrug
    Blauwbrug is a historic, ornately decorated bridge in central Amsterdam, known for its theatrical, Parisian-style design and its role as a prominent crossing over the Amstel River.
  • D. Trinity Bridge
    Trinity Bridge is a distinctive three-way footbridge in Greater Manchester, England, designed by architect Santiago Calatrava to link Salford and Manchester across the River Irwell.
  • E. Berlagebrug
    Berlagebrug is a historic Amsterdam bridge, designed by architect Hendrik Petrus Berlage in the early 20th century, known for its functionalist style and role as a key crossing in the city’s southern area.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: notableStructureAlongRoute
Context triple: [Amtrak Empire Corridor, notableStructureAlongRoute, Spuyten Duyvil Bridge]
  • A. notableRouteFeature chosen
    Indicates that a route is associated with a distinctive or significant feature, such as a landmark, characteristic terrain, or other notable aspect along its path.
  • B. notablePlace
    Indicates that a place is especially significant, famous, or noteworthy in relation to the subject.
  • C. notableLocation
    Indicates that a location is especially significant, prominent, or noteworthy in relation to the subject.
  • D. notableSite
    Indicates that a site holds particular significance, prominence, or recognition in some context.
  • E. hasTouristInfrastructure
    Indicates that a place is equipped with facilities and services designed to support and accommodate tourists.
  • 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_69a2e7e4676c81909ea0dbdecac0687c completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2ef6755a08190a057e72279b70456 completed Feb. 28, 2026, 1:36 p.m.
NED1 Entity disambiguation (via context triple) batch_69a5778639448190937b8736b0006424 completed March 2, 2026, 11:41 a.m.
NEDg Description generation batch_69a577de25208190a894d6515fb9ccfa completed March 2, 2026, 11:43 a.m.
NED2 Entity disambiguation (via description) batch_69a578517d2881908ced89681475d360 completed March 2, 2026, 11:45 a.m.
PD Predicate disambiguation batch_69a2ede1a1108190a4a06b3416ae6156 completed Feb. 28, 2026, 1:30 p.m.
Created at: Feb. 28, 2026, 1:12 p.m.