Chowchilla school bus kidnapping
E433762
The Chowchilla school bus kidnapping was a 1976 California crime in which 26 children and their bus driver were abducted and buried alive in a moving van, from which they later escaped, making it one of the most notorious mass kidnappings in U.S. history.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Chowchilla school bus kidnapping canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4367355 — 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: Chowchilla school bus kidnapping Context triple: [Chowchilla, hasNotableEvent, Chowchilla school bus kidnapping]
-
A.
Manson Family murders
The Manson Family murders were a series of brutal killings in Los Angeles in 1969 orchestrated by cult leader Charles Manson, which became one of the most infamous crimes in American history.
-
B.
North Hollywood shootout
The North Hollywood shootout was a 1997 armed confrontation in Los Angeles in which two heavily armed bank robbers engaged in a prolonged gun battle with police, prompting major changes in law enforcement weaponry and tactics.
-
C.
Hudson family murders
The Hudson family murders refer to the 2008 killings of Jennifer Hudson’s mother, brother, and nephew in Chicago, a high-profile case that drew national attention due to the actress-singer’s fame and the crime’s brutality.
-
D.
Lindbergh kidnapping
The Lindbergh kidnapping was the infamous 1932 abduction and murder of aviator Charles Lindbergh’s young son, a crime that gripped the United States and led to major changes in federal kidnapping laws.
-
E.
Ruby Ridge standoff
The Ruby Ridge standoff was a deadly 1992 confrontation in rural Idaho between Randy Weaver’s family and U.S. federal agents that became a major flashpoint in debates over government overreach and use of force.
- 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: Chowchilla school bus kidnapping Target entity description: The Chowchilla school bus kidnapping was a 1976 California crime in which 26 children and their bus driver were abducted and buried alive in a moving van, from which they later escaped, making it one of the most notorious mass kidnappings in U.S. history.
-
A.
Manson Family murders
The Manson Family murders were a series of brutal killings in Los Angeles in 1969 orchestrated by cult leader Charles Manson, which became one of the most infamous crimes in American history.
-
B.
North Hollywood shootout
The North Hollywood shootout was a 1997 armed confrontation in Los Angeles in which two heavily armed bank robbers engaged in a prolonged gun battle with police, prompting major changes in law enforcement weaponry and tactics.
-
C.
Hudson family murders
The Hudson family murders refer to the 2008 killings of Jennifer Hudson’s mother, brother, and nephew in Chicago, a high-profile case that drew national attention due to the actress-singer’s fame and the crime’s brutality.
-
D.
Lindbergh kidnapping
The Lindbergh kidnapping was the infamous 1932 abduction and murder of aviator Charles Lindbergh’s young son, a crime that gripped the United States and led to major changes in federal kidnapping laws.
-
E.
Ruby Ridge standoff
The Ruby Ridge standoff was a deadly 1992 confrontation in rural Idaho between Randy Weaver’s family and U.S. federal agents that became a major flashpoint in debates over government overreach and use of force.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
crime
ⓘ
kidnapping ⓘ mass kidnapping ⓘ |
| aftermath |
case cited in discussions of victims’ rights
ⓘ
case influenced school bus safety procedures ⓘ |
| burialDepth | about 6 feet ⓘ |
| busRoute | school bus returning from summer school ⓘ |
| casualties | 0 deaths ⓘ |
| consequence | long-term psychological trauma for victims ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| date | 1976-07-15 ⓘ |
| distanceFromChowchilla | about 100 miles ⓘ |
| durationOfCaptivity | about 16 hours ⓘ |
| escape | victims dug themselves out ⓘ |
| escapeAssistance | older children helped dig to surface ⓘ |
| escapeLeader | Ed Ray ⓘ |
| imprisonmentLocation | quarry near Livermore, California ⓘ |
| injuries | minor physical injuries ⓘ |
| legalOutcome |
perpetrators convicted
ⓘ
perpetrators sentenced to life imprisonment ⓘ |
| locatedIn |
California
ⓘ
linked to:
California, United States
Chowchilla, California ⓘ
linked to:
Chowchilla
Madera County, California ⓘ |
| mediaCoverage | extensive national media attention ⓘ |
| method |
abduction at gunpoint
ⓘ
imprisonment in buried moving van ⓘ |
| motive | ransom ⓘ |
| notableAs | one of the largest mass kidnappings in U.S. history ⓘ |
| notableVictimGroup | Chowchilla schoolchildren ⓘ |
| numberOfAdultVictims | 1 ⓘ |
| numberOfChildVictims | 26 ⓘ |
| numberOfVictims | 27 ⓘ |
| perpetrator |
Frederick Woods
ⓘ
James Schoenfeld ⓘ Richard Schoenfeld ⓘ |
| perpetratorCount | 3 ⓘ |
| planning | crime was premeditated ⓘ |
| policeResponse | large-scale search and investigation ⓘ |
| ransomDemand | 5000000 USD ⓘ |
| structuralSupport | van roof reinforced with mattresses and dirt ⓘ |
| target | Dairyland Union School District students ⓘ |
| timeOfDay | afternoon ⓘ |
| transportUsed |
moving van
ⓘ
school bus ⓘ |
| ventilationMethod | air vents cut in roof of van ⓘ |
| victim | Ed Ray ⓘ |
| victimAgeRange | 5–14 ⓘ |
| victimOccupation | school bus driver ⓘ |
| year | 1976 ⓘ |
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: Chowchilla school bus kidnapping Description of subject: The Chowchilla school bus kidnapping was a 1976 California crime in which 26 children and their bus driver were abducted and buried alive in a moving van, from which they later escaped, making it one of the most notorious mass kidnappings in U.S. history.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.