Triple

T1951597
Position Surface form Disambiguated ID Type / Status
Subject National September 11 Memorial & Museum E42169 entity
Predicate feature P374 FINISHED
Object Last Column
The Last Column is a steel beam from the World Trade Center site that became a powerful symbol of remembrance and resilience, serving as a central artifact in the National September 11 Memorial & Museum.
 E219078 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 | Statement: [National September 11 Memorial & Museum, feature, Last Column]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Last Column
Context triple: [National September 11 Memorial & Museum, feature, Last Column]
  • A. My Last
    "My Last" is a popular hip-hop single by Big Sean featuring Chris Brown, known for its celebratory theme and catchy, melodic hook.
  • B. The Forty-Fours
    The Forty-Fours are a small, remote group of rocky islets forming the easternmost part of New Zealand’s Chatham Islands archipelago.
  • C. Last to Die
    Last to Die is a Magic: The Gathering card, likely a creature or spell, associated with the Magic game universe.
  • D. Last Man Standing
    "Last Man Standing" is a rock song by Bruce Springsteen, featured on his 2020 studio album "Letter to You."
  • E. Last Day
    "Last Day" is a song featured on the album "Life After Death" by The Notorious B.I.G.
  • 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
Triple: [National September 11 Memorial & Museum, feature, Last Column]
Generated description
The Last Column is a steel beam from the World Trade Center site that became a powerful symbol of remembrance and resilience, serving as a central artifact in the National September 11 Memorial & Museum.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Last Column
Target entity description: The Last Column is a steel beam from the World Trade Center site that became a powerful symbol of remembrance and resilience, serving as a central artifact in the National September 11 Memorial & Museum.
  • A. My Last
    "My Last" is a popular hip-hop single by Big Sean featuring Chris Brown, known for its celebratory theme and catchy, melodic hook.
  • B. The Forty-Fours
    The Forty-Fours are a small, remote group of rocky islets forming the easternmost part of New Zealand’s Chatham Islands archipelago.
  • C. Last to Die
    Last to Die is a Magic: The Gathering card, likely a creature or spell, associated with the Magic game universe.
  • D. Last Man Standing
    "Last Man Standing" is a rock song by Bruce Springsteen, featured on his 2020 studio album "Letter to You."
  • E. Last Day
    "Last Day" is a song featured on the album "Life After Death" by The Notorious B.I.G.
  • 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_69a8870e08fc8190a319cbf2600db15f completed March 4, 2026, 7:25 p.m.
NER Named-entity recognition batch_69abb34eb5748190a3ac395252951eba completed March 7, 2026, 5:10 a.m.
NED1 Entity disambiguation (via context triple) batch_69adfbc3cf6881909d42a04be18c3c73 completed March 8, 2026, 10:44 p.m.
NEDg Description generation batch_69adfcd009d88190ba7f380aa1c82300 completed March 8, 2026, 10:48 p.m.
NED2 Entity disambiguation (via description) batch_69adfd946b6081908ab6358d0f237a58 completed March 8, 2026, 10:52 p.m.
Created at: March 4, 2026, 7:36 p.m.