Dylan Klebold
E1034231
Dylan Klebold was one of the two student gunmen responsible for carrying out the 1999 Columbine High School shooting in Colorado.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Dylan Klebold canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13309797 — 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: Dylan Klebold Context triple: [Columbine High School massacre, perpetrator, Dylan Klebold]
-
A.
Eric Harris
Eric Harris was one of the two students who planned and carried out the 1999 Columbine High School shooting in Colorado.
-
B.
Michael Rezendes
Michael Rezendes is an investigative journalist for The Boston Globe’s Spotlight team, portrayed in the film "Spotlight" as a persistent reporter who helps uncover the Catholic Church sex abuse scandal.
-
C.
Aaron Crow
Aaron Crow is an American former professional baseball pitcher who played in Major League Baseball, primarily for the Kansas City Royals.
-
D.
Matthew Shepard
Matthew Shepard was a young gay American college student whose brutal 1998 murder in Wyoming became a symbol of anti-LGBTQ+ violence and led to significant hate crime legislation in the United States.
-
E.
Eric Robert Rudolph
Eric Robert Rudolph is an American domestic terrorist and former fugitive best known for carrying out a series of bombings in the late 1990s, including attacks on the 1996 Atlanta Olympics and abortion clinics.
- 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: Dylan Klebold Target entity description: Dylan Klebold was one of the two student gunmen responsible for carrying out the 1999 Columbine High School shooting in Colorado.
-
A.
Eric Harris
Eric Harris was one of the two students who planned and carried out the 1999 Columbine High School shooting in Colorado.
-
B.
Michael Rezendes
Michael Rezendes is an investigative journalist for The Boston Globe’s Spotlight team, portrayed in the film "Spotlight" as a persistent reporter who helps uncover the Catholic Church sex abuse scandal.
-
C.
Aaron Crow
Aaron Crow is an American former professional baseball pitcher who played in Major League Baseball, primarily for the Kansas City Royals.
-
D.
Matthew Shepard
Matthew Shepard was a young gay American college student whose brutal 1998 murder in Wyoming became a symbol of anti-LGBTQ+ violence and led to significant hate crime legislation in the United States.
-
E.
Eric Robert Rudolph
Eric Robert Rudolph is an American domestic terrorist and former fugitive best known for carrying out a series of bombings in the late 1990s, including attacks on the 1996 Atlanta Olympics and abortion clinics.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
American citizen
ⓘ
mass murderer ⓘ person ⓘ school shooter ⓘ |
| attackType | school shooting and attempted bombing ⓘ |
| attendedEvent | Columbine High School prom 1999 NERFINISHED ⓘ |
| burialPlace | undisclosed location ⓘ |
| causeOfDeath | suicide by gunshot ⓘ |
| coPerpetratorOf | Columbine High School massacre NERFINISHED ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| countryOfCrime | United States of America NERFINISHED ⓘ |
| crimeLocation | Columbine High School, Columbine, Colorado, United States NERFINISHED ⓘ |
| criminalCharge | multiple counts of murder (posthumous attribution) ⓘ |
| dateOfBirth | 1981-09-11 ⓘ |
| dateOfCrime | 1999-04-20 ⓘ |
| dateOfDeath | 1999-04-20 ⓘ |
| educatedAt | Columbine High School NERFINISHED ⓘ |
| ethnicBackground | of German descent ⓘ |
| familyName | Klebold NERFINISHED ⓘ |
| father | Thomas Klebold NERFINISHED ⓘ |
| fullName | Dylan Bennet Klebold NERFINISHED ⓘ |
| givenName | Dylan NERFINISHED ⓘ |
| gradeLevel | senior in high school ⓘ |
| languageSpoken | English ⓘ |
| lawEnforcementResponse | Jefferson County Sheriff’s Office investigation ⓘ |
| mannerOfDeath | suicide ⓘ |
| mediaDepiction | portrayed in documentaries about Columbine High School massacre ⓘ |
| mentalHealthDiscussion | subject of posthumous discussions about depression ⓘ |
| mother | Sue Klebold NERFINISHED ⓘ |
| notableAssociate | Eric Harris NERFINISHED ⓘ |
| notableFor | Columbine High School massacre NERFINISHED ⓘ |
| numberOfVictimsInjured | 20+ ⓘ |
| numberOfVictimsKilled | 13 ⓘ |
| occupation | student ⓘ |
| partnerInCrime | Eric Harris NERFINISHED ⓘ |
| perpetratorOf | Columbine High School massacre NERFINISHED ⓘ |
| placeOfBirth | Lakewood, Colorado, United States NERFINISHED ⓘ |
| placeOfDeath | Columbine High School, Columbine, Colorado, United States NERFINISHED ⓘ |
| plannedAttackDuration | approximately 49 minutes ⓘ |
| plannedWith | Eric Harris NERFINISHED ⓘ |
| religion | raised in a Jewish-Christian household ⓘ |
| residence | Jefferson County, Colorado, United States NERFINISHED ⓘ |
| stateOfCrime | Colorado NERFINISHED ⓘ |
| subjectOf | book "A Mother’s Reckoning" by Sue Klebold NERFINISHED ⓘ |
| usedExplosives |
pipe bombs
ⓘ
propane bombs ⓘ |
| usedWeapon |
Intratec TEC-9 semi-automatic pistol
NERFINISHED
ⓘ
shotgun ⓘ |
| yearOfCrime | 1999 ⓘ |
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: Dylan Klebold Description of subject: Dylan Klebold was one of the two student gunmen responsible for carrying out the 1999 Columbine High School shooting in Colorado.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.