McNamara brothers bombing case
E108317
The McNamara brothers bombing case was a highly publicized early 20th-century American labor-related criminal trial involving union activists accused of a deadly bombing, in which Clarence Darrow served as a prominent defense attorney.
All labels observed (1)
| Label | Occurrences |
|---|---|
| McNamara brothers bombing case canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T915134 — 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: McNamara brothers bombing case Context triple: [Clarence Darrow, notableWork, McNamara brothers bombing case]
-
A.
McGurk's Bar bombing
The McGurk's Bar bombing was a 1971 loyalist terrorist attack in Belfast in which a bomb exploded in a Catholic pub, killing 15 civilians and becoming one of the deadliest single incidents of the Troubles in Northern Ireland.
-
B.
Droppin Well bombing
The Droppin Well bombing was a 1982 attack in Ballykelly, County Londonderry, in which a bomb exploded in a crowded pub frequented by British soldiers, killing 17 people and becoming one of the deadliest incidents of the Troubles.
-
C.
Lockerbie bombing diplomatic crisis
The Lockerbie bombing diplomatic crisis was the prolonged international standoff in the 1990s and early 2000s over Libya’s responsibility for the 1988 Pan Am Flight 103 bombing, involving UN sanctions, negotiations over suspects’ trials, and eventual compensation agreements.
-
D.
Enniskillen bombing
The Enniskillen bombing was a 1987 IRA bomb attack during a Remembrance Day ceremony in Enniskillen, Northern Ireland, that killed 11 civilians and became one of the most widely condemned atrocities of the Troubles.
-
E.
Chappaquiddick incident
The Chappaquiddick incident was a 1969 car accident on Chappaquiddick Island involving Senator Edward M. Kennedy that resulted in the death of Mary Jo Kopechne and had lasting political repercussions for Kennedy's career.
- 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: McNamara brothers bombing case Target entity description: The McNamara brothers bombing case was a highly publicized early 20th-century American labor-related criminal trial involving union activists accused of a deadly bombing, in which Clarence Darrow served as a prominent defense attorney.
-
A.
McGurk's Bar bombing
The McGurk's Bar bombing was a 1971 loyalist terrorist attack in Belfast in which a bomb exploded in a Catholic pub, killing 15 civilians and becoming one of the deadliest single incidents of the Troubles in Northern Ireland.
-
B.
Droppin Well bombing
The Droppin Well bombing was a 1982 attack in Ballykelly, County Londonderry, in which a bomb exploded in a crowded pub frequented by British soldiers, killing 17 people and becoming one of the deadliest incidents of the Troubles.
-
C.
Lockerbie bombing diplomatic crisis
The Lockerbie bombing diplomatic crisis was the prolonged international standoff in the 1990s and early 2000s over Libya’s responsibility for the 1988 Pan Am Flight 103 bombing, involving UN sanctions, negotiations over suspects’ trials, and eventual compensation agreements.
-
D.
Enniskillen bombing
The Enniskillen bombing was a 1987 IRA bomb attack during a Remembrance Day ceremony in Enniskillen, Northern Ireland, that killed 11 civilians and became one of the most widely condemned atrocities of the Troubles.
-
E.
Chappaquiddick incident
The Chappaquiddick incident was a 1969 car accident on Chappaquiddick Island involving Senator Edward M. Kennedy that resulted in the death of Mary Jo Kopechne and had lasting political repercussions for Kennedy's career.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
American legal case
ⓘ
criminal case ⓘ labor-related criminal trial ⓘ |
| hasCharge | bombing ⓘ |
| hasConsequence |
damaged public image of militant unionism
ⓘ
influenced public debate on labor radicalism ⓘ |
| hasContext | conflict between organized labor and employers in the United States ⓘ |
| hasDefendants |
James B. McNamara
ⓘ
John J. McNamara ⓘ |
| hasDefenseAttorney | Clarence Darrow ⓘ |
| hasDefenseStrategy | initially contested guilt ⓘ |
| hasHistoricalSignificance |
became a landmark in the history of American labor-related criminal prosecutions
ⓘ
illustrated tensions between labor unions and employers ⓘ |
| hasJurisdiction |
United States of America
ⓘ
surface form:
United States
|
| hasLegalIssue | criminal responsibility for politically motivated violence ⓘ |
| hasLegalRole | defendants were union members ⓘ |
| hasLocationType | urban setting ⓘ |
| hasNotableFeature |
highly publicized trial
ⓘ
involvement of prominent defense attorney Clarence Darrow ⓘ |
| hasOutcome | conviction of defendants ⓘ |
| hasParticipant | union activists ⓘ |
| hasPublicReaction |
controversy over union involvement in violence
ⓘ
widespread media coverage ⓘ |
| hasTimePeriod | early 20th century ⓘ |
| hasVictims | people killed in bombing ⓘ |
| isDocumentedIn |
American legal history accounts
ⓘ
histories of the U.S. labor movement ⓘ |
| isRelatedTo |
American labor movement
ⓘ
labor violence in the United States ⓘ trade union activism ⓘ |
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: McNamara brothers bombing case Description of subject: The McNamara brothers bombing case was a highly publicized early 20th-century American labor-related criminal trial involving union activists accused of a deadly bombing, in which Clarence Darrow served as a prominent defense attorney.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.