Triple

T6425468
Position Surface form Disambiguated ID Type / Status
Subject Thames River (Connecticut) E128046 entity
Predicate hasBridge P386 FINISHED
Object Amtrak Thames River Bridge
The Amtrak Thames River Bridge is a movable railroad bridge in Connecticut that carries Amtrak trains across the Thames River between New London and Groton.
E692471 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: Amtrak Thames River Bridge | Statement: [Thames River (Connecticut), hasBridge, Amtrak Thames River Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Amtrak Thames River Bridge
Context triple: [Thames River (Connecticut), hasBridge, Amtrak Thames River Bridge]
  • A. New York Connecting Railroad Bridge
    The New York Connecting Railroad Bridge, better known as the Hell Gate Bridge, is a massive steel arch railroad bridge in New York City that carries trains over the Hell Gate section of the East River between Queens and the Bronx.
  • B. Albany–Rensselaer rail bridge
    The Albany–Rensselaer rail bridge is a major railroad bridge in New York State that carries rail traffic between Albany and Rensselaer across the Hudson River.
  • C. CSX Railroad Bridge
    The CSX Railroad Bridge is a freight rail bridge in Washington, D.C., carrying CSX Transportation trains across the Anacostia River as part of a major East Coast rail corridor.
  • D. Poughkeepsie Railroad Bridge
    The Poughkeepsie Railroad Bridge is a historic steel cantilever bridge over the Hudson River, now a popular pedestrian walkway and scenic landmark in Poughkeepsie, New York.
  • E. Hudson Memorial Bridge
    The Hudson Memorial Bridge is a major highway bridge spanning the Tennessee River in Decatur, Alabama, serving as a key transportation link in the region.
  • 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: Amtrak Thames River Bridge
Triple: [Thames River (Connecticut), hasBridge, Amtrak Thames River Bridge]
Generated description
The Amtrak Thames River Bridge is a movable railroad bridge in Connecticut that carries Amtrak trains across the Thames River between New London and Groton.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Amtrak Thames River Bridge
Target entity description: The Amtrak Thames River Bridge is a movable railroad bridge in Connecticut that carries Amtrak trains across the Thames River between New London and Groton.
  • A. New York Connecting Railroad Bridge
    The New York Connecting Railroad Bridge, better known as the Hell Gate Bridge, is a massive steel arch railroad bridge in New York City that carries trains over the Hell Gate section of the East River between Queens and the Bronx.
  • B. Albany–Rensselaer rail bridge
    The Albany–Rensselaer rail bridge is a major railroad bridge in New York State that carries rail traffic between Albany and Rensselaer across the Hudson River.
  • C. CSX Railroad Bridge
    The CSX Railroad Bridge is a freight rail bridge in Washington, D.C., carrying CSX Transportation trains across the Anacostia River as part of a major East Coast rail corridor.
  • D. Poughkeepsie Railroad Bridge
    The Poughkeepsie Railroad Bridge is a historic steel cantilever bridge over the Hudson River, now a popular pedestrian walkway and scenic landmark in Poughkeepsie, New York.
  • E. Hudson Memorial Bridge
    The Hudson Memorial Bridge is a major highway bridge spanning the Tennessee River in Decatur, Alabama, serving as a key transportation link in the region.
  • 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_69c00838de888190af2eec0b80495efa completed March 22, 2026, 3:18 p.m.
NER Named-entity recognition batch_69c0691e2e708190a9198cf61f92c6c2 completed March 22, 2026, 10:11 p.m.
NED1 Entity disambiguation (via context triple) batch_69ca392955f081909deeeae20822adc0 completed March 30, 2026, 8:49 a.m.
NEDg Description generation batch_69ca3a1f24648190b819e07c465dfc68 completed March 30, 2026, 8:53 a.m.
NED2 Entity disambiguation (via description) batch_69ca3a9ace4c8190811bcaa1697b28be completed March 30, 2026, 8:55 a.m.
Created at: March 22, 2026, 4:43 p.m.