Triple

T9130750
Position Surface form Disambiguated ID Type / Status
Subject Last Column E219078 entity
Predicate alsoKnownAs P39 FINISHED
Object Last Column of the World Trade Center
The Last Column of the World Trade Center is a steel beam from the original Twin Towers that became a powerful memorial symbol after 9/11, ceremonially removed as the final piece of the Ground Zero recovery effort.
 E778363 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: Last Column of the World Trade Center | Statement: [Last Column, alsoKnownAs, Last Column of the World Trade Center]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Last Column of the World Trade Center
Context triple: [Last Column, alsoKnownAs, Last Column of the World Trade Center]
  • A. 7 World Trade Center
    7 World Trade Center is a New York City office skyscraper in Lower Manhattan, rebuilt after the September 11 attacks as part of the new World Trade Center complex.
  • B. 2 World Trade Center
    2 World Trade Center is a planned skyscraper in Lower Manhattan that will form part of the rebuilt World Trade Center complex in New York City.
  • C. 4 World Trade Center
    4 World Trade Center is a modern glass-and-steel skyscraper in Lower Manhattan, New York City, forming part of the rebuilt World Trade Center complex.
  • D. South Tower of the World Trade Center
    The South Tower of the World Trade Center was one of the twin skyscrapers in Lower Manhattan, New York City, that collapsed after being struck during the September 11, 2001 terrorist attacks.
  • E. North Tower of the World Trade Center
    The North Tower of the World Trade Center was one of the original Twin Towers in Lower Manhattan, New York City, and a defining symbol of the city’s skyline until its destruction in the September 11, 2001 terrorist attacks.
  • 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: Last Column of the World Trade Center
Triple: [Last Column, alsoKnownAs, Last Column of the World Trade Center]
Generated description
The Last Column of the World Trade Center is a steel beam from the original Twin Towers that became a powerful memorial symbol after 9/11, ceremonially removed as the final piece of the Ground Zero recovery effort.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Last Column of the World Trade Center
Target entity description: The Last Column of the World Trade Center is a steel beam from the original Twin Towers that became a powerful memorial symbol after 9/11, ceremonially removed as the final piece of the Ground Zero recovery effort.
  • A. 7 World Trade Center
    7 World Trade Center is a New York City office skyscraper in Lower Manhattan, rebuilt after the September 11 attacks as part of the new World Trade Center complex.
  • B. 2 World Trade Center
    2 World Trade Center is a planned skyscraper in Lower Manhattan that will form part of the rebuilt World Trade Center complex in New York City.
  • C. 4 World Trade Center
    4 World Trade Center is a modern glass-and-steel skyscraper in Lower Manhattan, New York City, forming part of the rebuilt World Trade Center complex.
  • D. South Tower of the World Trade Center
    The South Tower of the World Trade Center was one of the twin skyscrapers in Lower Manhattan, New York City, that collapsed after being struck during the September 11, 2001 terrorist attacks.
  • E. North Tower of the World Trade Center
    The North Tower of the World Trade Center was one of the original Twin Towers in Lower Manhattan, New York City, and a defining symbol of the city’s skyline until its destruction in the September 11, 2001 terrorist attacks.
  • 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_69ca83debfc0819095800583e97ab10f completed March 30, 2026, 2:08 p.m.
NER Named-entity recognition batch_69cca8ceea6c81909f368f12dac1649c completed April 1, 2026, 5:10 a.m.
NED1 Entity disambiguation (via context triple) batch_69d030aee3cc81908e883c0bc399fb96 completed April 3, 2026, 9:27 p.m.
NEDg Description generation batch_69d0318faa408190bb02838ae0dea710 completed April 3, 2026, 9:30 p.m.
NED2 Entity disambiguation (via description) batch_69d032451450819089949cf4c0039463 completed April 3, 2026, 9:33 p.m.
Created at: March 30, 2026, 7:18 p.m.