Triple

T185995
Position Surface form Disambiguated ID Type / Status
Subject Assassination of Abraham Lincoln E3981 entity
Predicate location P40 FINISHED
Object Ford's Theatre
Ford's Theatre is a historic playhouse in Washington, D.C., best known as the site where President Abraham Lincoln was fatally shot in 1865.
E30946 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: Ford's Theatre | Statement: [Assassination of Abraham Lincoln, location, Ford's Theatre]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ford's Theatre
Context triple: [Assassination of Abraham Lincoln, location, Ford's Theatre]
  • A. Lincoln Memorial
    The Lincoln Memorial is a monumental neoclassical temple in Washington, D.C., honoring the 16th U.S. president, Abraham Lincoln, and serving as a symbolic site for American civil rights and national unity.
  • B. Jefferson Memorial
    The Jefferson Memorial is a neoclassical monument in Washington, D.C., dedicated to Thomas Jefferson, the third U.S. president and principal author of the Declaration of Independence.
  • C. George Washington Masonic National Memorial
    The George Washington Masonic National Memorial is a monumental Masonic building and museum in Alexandria, Virginia, dedicated to the life and legacy of George Washington as a Freemason.
  • D. National Mall
    The National Mall is a large, historic park in the heart of Washington, D.C., known for its iconic monuments, memorials, and museums that symbolize American history and democracy.
  • E. Ulysses S. Grant Memorial
    The Ulysses S. Grant Memorial is a prominent Washington, D.C. monument honoring the Civil War general and 18th U.S. president, featuring a large equestrian statue and elaborate sculptural groups.
  • 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: Ford's Theatre
Triple: [Assassination of Abraham Lincoln, location, Ford's Theatre]
Generated description
Ford's Theatre is a historic playhouse in Washington, D.C., best known as the site where President Abraham Lincoln was fatally shot in 1865.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Ford's Theatre
Target entity description: Ford's Theatre is a historic playhouse in Washington, D.C., best known as the site where President Abraham Lincoln was fatally shot in 1865.
  • A. Lincoln Memorial
    The Lincoln Memorial is a monumental neoclassical temple in Washington, D.C., honoring the 16th U.S. president, Abraham Lincoln, and serving as a symbolic site for American civil rights and national unity.
  • B. Jefferson Memorial
    The Jefferson Memorial is a neoclassical monument in Washington, D.C., dedicated to Thomas Jefferson, the third U.S. president and principal author of the Declaration of Independence.
  • C. George Washington Masonic National Memorial
    The George Washington Masonic National Memorial is a monumental Masonic building and museum in Alexandria, Virginia, dedicated to the life and legacy of George Washington as a Freemason.
  • D. National Mall
    The National Mall is a large, historic park in the heart of Washington, D.C., known for its iconic monuments, memorials, and museums that symbolize American history and democracy.
  • E. Ulysses S. Grant Memorial
    The Ulysses S. Grant Memorial is a prominent Washington, D.C. monument honoring the Civil War general and 18th U.S. president, featuring a large equestrian statue and elaborate sculptural groups.
  • 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_69a25497e2f08190a040f8c6e1842643 completed Feb. 28, 2026, 2:36 a.m.
NER Named-entity recognition batch_69a2594809288190b3d3b1283e7e0d00 completed Feb. 28, 2026, 2:56 a.m.
NED1 Entity disambiguation (via context triple) batch_69a36958f6488190872ccf3c318a3cfa completed Feb. 28, 2026, 10:16 p.m.
NEDg Description generation batch_69a369de04048190b2dc01cc328e644d completed Feb. 28, 2026, 10:19 p.m.
NED2 Entity disambiguation (via description) batch_69a36a48d5a88190a727fec1c25a1d5b completed Feb. 28, 2026, 10:20 p.m.
Created at: Feb. 28, 2026, 2:40 a.m.