1964 California Democratic presidential primary
E27164
The 1964 California Democratic presidential primary was a state-level contest in which Democratic voters in California selected their preferred candidate for the party’s 1964 U.S. presidential nomination.
All labels observed (1)
| Label | Occurrences |
|---|---|
| 1964 California Democratic presidential primary canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T212002 — 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: 1964 California Democratic presidential primary Context triple: [1968 California Democratic presidential primary, precededBy, 1964 California Democratic presidential primary]
-
A.
1968 California Democratic presidential primary
The 1968 California Democratic presidential primary was a pivotal and hard-fought contest that effectively decided the Democratic nomination’s direction before being tragically overshadowed by Robert F. Kennedy’s assassination on the night of his victory.
-
B.
1968 Indiana Democratic presidential primary
The 1968 Indiana Democratic presidential primary was a pivotal early contest in that year's Democratic race, where Robert F. Kennedy scored a crucial victory that boosted his campaign's momentum.
-
C.
Fight for California
"Fight for California" is the traditional fight song of the University of California, Berkeley, celebrated at athletic events and other school gatherings.
-
D.
1960 United States presidential election
The 1960 United States presidential election was a closely contested race between Democrat John F. Kennedy and Republican Richard Nixon that marked a turning point in modern American politics, notably featuring the first televised presidential debates.
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E.
Robert F. Kennedy's 1968 presidential campaign
Robert F. Kennedy's 1968 presidential campaign was a short-lived but transformative Democratic bid for the U.S. presidency that energized anti-war and civil rights movements before being abruptly ended by his assassination.
- 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: 1964 California Democratic presidential primary Target entity description: The 1964 California Democratic presidential primary was a state-level contest in which Democratic voters in California selected their preferred candidate for the party’s 1964 U.S. presidential nomination.
-
A.
1968 California Democratic presidential primary
The 1968 California Democratic presidential primary was a pivotal and hard-fought contest that effectively decided the Democratic nomination’s direction before being tragically overshadowed by Robert F. Kennedy’s assassination on the night of his victory.
-
B.
1968 Indiana Democratic presidential primary
The 1968 Indiana Democratic presidential primary was a pivotal early contest in that year's Democratic race, where Robert F. Kennedy scored a crucial victory that boosted his campaign's momentum.
-
C.
Fight for California
"Fight for California" is the traditional fight song of the University of California, Berkeley, celebrated at athletic events and other school gatherings.
-
D.
1960 United States presidential election
The 1960 United States presidential election was a closely contested race between Democrat John F. Kennedy and Republican Richard Nixon that marked a turning point in modern American politics, notably featuring the first televised presidential debates.
-
E.
Robert F. Kennedy's 1968 presidential campaign
Robert F. Kennedy's 1968 presidential campaign was a short-lived but transformative Democratic bid for the U.S. presidency that energized anti-war and civil rights movements before being abruptly ended by his assassination.
- F. None of above. chosen
Statements (27)
| Predicate | Object |
|---|---|
| instanceOf |
Democratic Party presidential primary
ⓘ
United States presidential primary ⓘ |
| ballotAccess |
Democratic Party
ⓘ
surface form:
Democratic Party candidates for President
|
| convention | 1964 Democratic National Convention ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| electionType | presidential primary ⓘ |
| electoralCollege | Democratic Party presidential nomination process ⓘ |
| electoralContext | Cold War era ⓘ |
| electorate | Democratic voters in California ⓘ |
| federalLevelElection | true ⓘ |
| followedBy | 1968 California Democratic presidential primary ⓘ |
| follows | 1960 California Democratic presidential primary ⓘ |
| incumbentPresidentCandidate | Lyndon B. Johnson ⓘ |
| jurisdiction |
California, United States
ⓘ
surface form:
State of California
|
| language | English ⓘ |
| locatedIn |
California, United States
ⓘ
surface form:
California
|
| mainCandidate | Lyndon B. Johnson ⓘ |
| officeContested | President of the United States ⓘ |
| partOf |
1964 Democratic Party presidential primaries
ⓘ
1964 United States presidential election ⓘ |
| party | Democratic Party ⓘ |
| pointInTime | 1964 ⓘ |
| precededByEvent | 1964 New Hampshire Democratic presidential primary ⓘ |
| resultDetermined | delegate allocation for 1964 Democratic National Convention ⓘ |
| unopposedOrMinimalOpposition | true ⓘ |
| votingMethod | popular vote ⓘ |
| winner | Lyndon B. Johnson ⓘ |
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: 1964 California Democratic presidential primary Description of subject: The 1964 California Democratic presidential primary was a state-level contest in which Democratic voters in California selected their preferred candidate for the party’s 1964 U.S. presidential nomination.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
1968 California Democratic presidential primary
→
precededBy
→
1964 California Democratic presidential primary
ⓘ