2021 United States Capitol attack
E180523
The 2021 United States Capitol attack was a violent breach of the U.S. Capitol by supporters of President Donald Trump seeking to disrupt the certification of the 2020 presidential election results.
All labels observed (4)
How this entity was disambiguated
This entity first appeared as the object of triple T1587476 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 2021 United States Capitol attack Context triple: [United States Capitol Complex, hasSecurityEvent, 2021 United States Capitol attack]
-
A.
1954 United States Capitol shooting
The 1954 United States Capitol shooting was an armed attack by Puerto Rican nationalists on the U.S. House of Representatives, carried out to draw attention to the cause of Puerto Rican independence.
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B.
Centennial Olympic Park bombing
The Centennial Olympic Park bombing was a domestic terrorist attack during the 1996 Atlanta Olympics in which a pipe bomb exploded in a public gathering area, killing two people and injuring over a hundred others.
-
C.
Wilmington insurrection of 1898
The Wilmington insurrection of 1898 was a violent white supremacist coup in Wilmington, North Carolina, in which elected Black and biracial city leaders were overthrown, Black residents were terrorized and killed, and a democratically elected government was replaced by white Democrats.
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D.
Watertown, Massachusetts shootout
The Watertown, Massachusetts shootout was the intense armed confrontation in April 2013 between law enforcement and the Boston Marathon bombing suspects that led to one suspect’s death and the manhunt’s dramatic conclusion.
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E.
Waco siege
The Waco siege was a 1993 law enforcement standoff in Texas between U.S. federal agencies and the Branch Davidians religious sect that ended in a deadly fire and remains one of the most controversial operations in modern American policing.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: 2021 United States Capitol attack Target entity description: The 2021 United States Capitol attack was a violent breach of the U.S. Capitol by supporters of President Donald Trump seeking to disrupt the certification of the 2020 presidential election results.
-
A.
1954 United States Capitol shooting
The 1954 United States Capitol shooting was an armed attack by Puerto Rican nationalists on the U.S. House of Representatives, carried out to draw attention to the cause of Puerto Rican independence.
-
B.
Centennial Olympic Park bombing
The Centennial Olympic Park bombing was a domestic terrorist attack during the 1996 Atlanta Olympics in which a pipe bomb exploded in a public gathering area, killing two people and injuring over a hundred others.
-
C.
Wilmington insurrection of 1898
The Wilmington insurrection of 1898 was a violent white supremacist coup in Wilmington, North Carolina, in which elected Black and biracial city leaders were overthrown, Black residents were terrorized and killed, and a democratically elected government was replaced by white Democrats.
-
D.
Watertown, Massachusetts shootout
The Watertown, Massachusetts shootout was the intense armed confrontation in April 2013 between law enforcement and the Boston Marathon bombing suspects that led to one suspect’s death and the manhunt’s dramatic conclusion.
-
E.
Waco siege
The Waco siege was a 1993 law enforcement standoff in Texas between U.S. federal agencies and the Branch Davidians religious sect that ended in a deadly fire and remains one of the most controversial operations in modern American policing.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
attack
ⓘ
domestic terrorism incident ⓘ insurrection ⓘ politically motivated violence ⓘ riot ⓘ |
| aimedAt |
disrupting the certification of the 2020 United States presidential election results
ⓘ
stopping the counting of Electoral College votes ⓘ |
| alsoKnownAs |
January 6 Capitol riot
ⓘ
2021 United States Capitol attack ⓘ
surface form:
January 6 attack on the United States Capitol
|
| country | United States of America ⓘ |
| date | 2021-01-06 ⓘ |
| followedBy |
creation of the United States House Select Committee on the January 6 Attack
ⓘ
hundreds of arrests and prosecutions ⓘ large-scale federal criminal investigation ⓘ second impeachment of Donald Trump ⓘ |
| hasCause |
efforts to overturn the 2020 United States presidential election results
ⓘ
false claims of widespread voter fraud in the 2020 United States presidential election ⓘ |
| hasConsequence |
corporate and political backlash against individuals and groups involved
ⓘ
heightened security measures at the United States Capitol ⓘ increased fencing and National Guard deployment in Washington, D.C. ⓘ renewed debate over domestic extremism in the United States ⓘ |
| legalClassification | domestic terrorism (as described by multiple U.S. officials) ⓘ |
| location |
United States Capitol
ⓘ
Washington, D.C. ⓘ |
| mediaCoverage | extensive live coverage by U.S. and international news outlets ⓘ |
| opposedBy |
Metropolitan Police Department of the District of Columbia
ⓘ
surface form:
District of Columbia Metropolitan Police Department
United States Capitol Police ⓘ federal law enforcement agencies ⓘ |
| partOf | attempts to overturn the 2020 United States presidential election ⓘ |
| perpetratorDescription |
participants including far-right groups and extremists
ⓘ
supporters of President Donald Trump ⓘ |
| relatedTo |
2020 United States presidential election
ⓘ
Electoral Count Act procedures ⓘ Stop the Steal movement ⓘ |
| result |
delayed but completed certification of the 2020 presidential election results
ⓘ
extensive property damage at the United States Capitol ⓘ hundreds of injuries ⓘ multiple deaths ⓘ |
| significantEvent |
assaults on law enforcement officers
ⓘ
breach of the United States Capitol building ⓘ evacuation of members of the United States Congress ⓘ temporary halt of the joint session of Congress ⓘ vandalism and looting inside the Capitol ⓘ |
| timeOfDay | afternoon of January 6, 2021 ⓘ |
| triggeredBy |
rally near the White House on January 6, 2021
ⓘ
speech by President Donald Trump on January 6, 2021 ⓘ |
| victim |
United States Capitol Police
ⓘ
congressional staff ⓘ members of the United States Congress ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: 2021 United States Capitol attack Description of subject: The 2021 United States Capitol attack was a violent breach of the U.S. Capitol by supporters of President Donald Trump seeking to disrupt the certification of the 2020 presidential election results.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
January 6 United States Capitol attack
this entity surface form:
January 6 attack on the United States Capitol
this entity surface form:
January 6, 2021 attack on the United States Capitol
2020–2021 United States presidential transition
→
includesEvent
→
2021 United States Capitol attack
ⓘ
this entity surface form:
January 6 United States Capitol attack
United States House Select Committee hearings on the January 6 Attack
→
hasCause
→
2021 United States Capitol attack
ⓘ
United States House Select Committee hearings on the January 6 Attack
→
appliesToEvent
→
2021 United States Capitol attack
ⓘ
this entity surface form:
January 6, 2021 attack on the United States Capitol
this entity surface form:
January 6 United States Capitol attack