Triple

T9866825
Position Surface form Disambiguated ID Type / Status
Subject Port Mann Bridge E239853 entity
Predicate builder P3143 FINISHED
Object Flatiron
Flatiron is a major North American construction firm known for building large-scale infrastructure projects such as bridges, highways, and transit systems.
 E825846 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: Flatiron | Statement: [Port Mann Bridge, builder, Flatiron]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Flatiron
Context triple: [Port Mann Bridge, builder, Flatiron]
  • A. Flatiron Plaza
    Flatiron Plaza is a popular public space in Manhattan known for its views of the Flatiron Building and its role as a pedestrian-friendly gathering spot with seating, events, and nearby food options.
  • B. Hudson Square
    Hudson Square is a neighborhood on Manhattan’s west side known for its former industrial buildings, media and tech offices, and proximity to the Hudson River.
  • C. Union Square East
    Union Square East is the section of roadway forming the eastern edge of Manhattan’s Union Square, lined with notable buildings, shops, and transit access.
  • D. Gramercy
    Gramercy is an upscale, historic neighborhood on Manhattan’s east side, known for its elegant brownstones, tree-lined streets, and the private Gramercy Park.
  • E. Fort Greene
    Fort Greene is a historic and culturally vibrant neighborhood in Brooklyn, New York City, known for its brownstone-lined streets, diverse community, and proximity to cultural institutions and parks.
  • 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: Flatiron
Triple: [Port Mann Bridge, builder, Flatiron]
Generated description
Flatiron is a major North American construction firm known for building large-scale infrastructure projects such as bridges, highways, and transit systems.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Flatiron
Target entity description: Flatiron is a major North American construction firm known for building large-scale infrastructure projects such as bridges, highways, and transit systems.
  • A. Flatiron Plaza
    Flatiron Plaza is a popular public space in Manhattan known for its views of the Flatiron Building and its role as a pedestrian-friendly gathering spot with seating, events, and nearby food options.
  • B. Hudson Square
    Hudson Square is a neighborhood on Manhattan’s west side known for its former industrial buildings, media and tech offices, and proximity to the Hudson River.
  • C. Union Square East
    Union Square East is the section of roadway forming the eastern edge of Manhattan’s Union Square, lined with notable buildings, shops, and transit access.
  • D. Gramercy
    Gramercy is an upscale, historic neighborhood on Manhattan’s east side, known for its elegant brownstones, tree-lined streets, and the private Gramercy Park.
  • E. Fort Greene
    Fort Greene is a historic and culturally vibrant neighborhood in Brooklyn, New York City, known for its brownstone-lined streets, diverse community, and proximity to cultural institutions and parks.
  • 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_69ca84e7506c819095cbde4ff16512bb completed March 30, 2026, 2:12 p.m.
NER Named-entity recognition batch_69cdb3d209ac8190b9bc9ff017a132da completed April 2, 2026, 12:09 a.m.
NED1 Entity disambiguation (via context triple) batch_69d1e4544d008190a70ec0d490da8ef2 completed April 5, 2026, 4:25 a.m.
NEDg Description generation batch_69d1e5204f748190b1f56ee5469828a2 completed April 5, 2026, 4:29 a.m.
NED2 Entity disambiguation (via description) batch_69d1e598243481909278cb3c911ce3db completed April 5, 2026, 4:31 a.m.
Created at: March 30, 2026, 8:36 p.m.