Triple

T13391485
Position Surface form Disambiguated ID Type / Status
Subject Hutchinson River E319581 entity
Predicate hasBridge P386 FINISHED
Object Amtrak Pelham Bay Bridge
The Amtrak Pelham Bay Bridge is a movable railroad bridge in the Bronx, New York City, that carries Amtrak’s Northeast Corridor over the Hutchinson River.
E1056508 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 Pelham Bay Bridge | Statement: [Hutchinson River, hasBridge, Amtrak Pelham Bay Bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Amtrak Pelham Bay Bridge
Context triple: [Hutchinson River, hasBridge, Amtrak Pelham Bay Bridge]
  • A. 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.
  • B. Tappan Zee Bridge
    The Tappan Zee Bridge was a major highway span in New York that carried traffic across the Hudson River between Westchester and Rockland counties, north of New York City.
  • C. Bayonne Bridge
    The Bayonne Bridge is a historic steel arch bridge connecting Staten Island, New York, to Bayonne, New Jersey, and is notable for its large span and role as a key transportation link in the New York Harbor area.
  • D. 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.
  • E. Cross Bay Veterans Memorial Bridge
    The Cross Bay Veterans Memorial Bridge is a toll bridge in New York City that connects the Queens neighborhood of Broad Channel with the Rockaway Peninsula across Jamaica Bay.
  • 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 Pelham Bay Bridge
Triple: [Hutchinson River, hasBridge, Amtrak Pelham Bay Bridge]
Generated description
The Amtrak Pelham Bay Bridge is a movable railroad bridge in the Bronx, New York City, that carries Amtrak’s Northeast Corridor over the Hutchinson River.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Amtrak Pelham Bay Bridge
Target entity description: The Amtrak Pelham Bay Bridge is a movable railroad bridge in the Bronx, New York City, that carries Amtrak’s Northeast Corridor over the Hutchinson River.
  • A. 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.
  • B. Tappan Zee Bridge
    The Tappan Zee Bridge was a major highway span in New York that carried traffic across the Hudson River between Westchester and Rockland counties, north of New York City.
  • C. Bayonne Bridge
    The Bayonne Bridge is a historic steel arch bridge connecting Staten Island, New York, to Bayonne, New Jersey, and is notable for its large span and role as a key transportation link in the New York Harbor area.
  • D. 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.
  • E. Cross Bay Veterans Memorial Bridge
    The Cross Bay Veterans Memorial Bridge is a toll bridge in New York City that connects the Queens neighborhood of Broad Channel with the Rockaway Peninsula across Jamaica Bay.
  • 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_69d806b886bc8190b676e7768b8e01c5 completed April 9, 2026, 8:06 p.m.
NER Named-entity recognition batch_69dba0d543348190a9c1be509b015c0f completed April 12, 2026, 1:40 p.m.
NED1 Entity disambiguation (via context triple) batch_69f79d360c60819086a8168bdc092e1c completed May 3, 2026, 7:08 p.m.
NEDg Description generation batch_69f79db9710c8190969503e28e2cda46 completed May 3, 2026, 7:10 p.m.
NED2 Entity disambiguation (via description) batch_69f79e1dcc9481908a22dfd74445bc89 completed May 3, 2026, 7:12 p.m.
Created at: April 9, 2026, 9:34 p.m.