Triple

T20555019
Position Surface form Disambiguated ID Type / Status
Subject Wards Island pedestrian bridge structures E504697 entity
Predicate locatedInWaterBody P1714 FINISHED
Object East River–Harlem River confluence area
The East River–Harlem River confluence area is the tidal junction in New York City where the East River and Harlem River meet near Randall’s and Wards Islands, forming a busy urban waterway corridor.
E1437497 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: East River–Harlem River confluence area | Statement: [Wards Island pedestrian bridge structures, locatedInWaterBody, East River–Harlem River confluence area]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: East River–Harlem River confluence area
Context triple: [Wards Island pedestrian bridge structures, locatedInWaterBody, East River–Harlem River confluence area]
  • A. Harlem River
    The Harlem River is a tidal strait in New York City that separates Manhattan from the Bronx and connects the Hudson River to the East River.
  • B. Manhattan (via East River)
    Manhattan (via East River) refers to the portion of Manhattan Island situated along the East River, forming the waterfront opposite Queens in New York City.
  • C. Bronx River
    The Bronx River is a freshwater river in southeastern New York that flows south through Westchester County into the Bronx, historically significant as an urban waterway and the focus of major conservation and restoration efforts.
  • D. Hudson River waterfront
    The Hudson River waterfront in Beacon, New York is a scenic riverside area known for its parks, walking paths, river views, and access to outdoor recreation along the Hudson.
  • E. Hudson River waterfront
    The Hudson River waterfront is a prominent urban shoreline along the Hudson River featuring parks, promenades, residential and commercial developments, and recreational spaces in New York and neighboring regions.
  • 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: East River–Harlem River confluence area
Triple: [Wards Island pedestrian bridge structures, locatedInWaterBody, East River–Harlem River confluence area]
Generated description
The East River–Harlem River confluence area is the tidal junction in New York City where the East River and Harlem River meet near Randall’s and Wards Islands, forming a busy urban waterway corridor.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: East River–Harlem River confluence area
Target entity description: The East River–Harlem River confluence area is the tidal junction in New York City where the East River and Harlem River meet near Randall’s and Wards Islands, forming a busy urban waterway corridor.
  • A. Harlem River
    The Harlem River is a tidal strait in New York City that separates Manhattan from the Bronx and connects the Hudson River to the East River.
  • B. Manhattan (via East River)
    Manhattan (via East River) refers to the portion of Manhattan Island situated along the East River, forming the waterfront opposite Queens in New York City.
  • C. Bronx River
    The Bronx River is a freshwater river in southeastern New York that flows south through Westchester County into the Bronx, historically significant as an urban waterway and the focus of major conservation and restoration efforts.
  • D. Hudson River waterfront
    The Hudson River waterfront in Beacon, New York is a scenic riverside area known for its parks, walking paths, river views, and access to outdoor recreation along the Hudson.
  • E. Hudson River waterfront
    The Hudson River waterfront is a prominent urban shoreline along the Hudson River featuring parks, promenades, residential and commercial developments, and recreational spaces in New York and neighboring regions.
  • 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_69e0b4b52c048190952b4d0f430813a3 completed April 16, 2026, 10:06 a.m.
NER Named-entity recognition batch_69e6a5dbe96c8190a278dfefdb4a5c43 completed April 20, 2026, 10:17 p.m.
NED1 Entity disambiguation (via context triple) batch_6a08a576d990819099ac2858ea7df968 completed May 16, 2026, 5:12 p.m.
NEDg Description generation batch_6a08a68c08dc8190a09854800df82686 completed May 16, 2026, 5:17 p.m.
NED2 Entity disambiguation (via description) batch_6a08a7331cc88190a9ed6056e5743e69 completed May 16, 2026, 5:19 p.m.
Created at: April 16, 2026, 11:38 a.m.