Democratic Party gained control of the United States Senate
E860926
The Democratic Party gained control of the United States Senate by winning a net gain of seats in the 1986 midterm elections, shifting the chamber’s majority from Republican to Democratic.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Democratic Party gained control of the United States Senate canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10403996 — 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: Democratic Party gained control of the United States Senate Context triple: [1986 United States Senate elections, result, Democratic Party gained control of the United States Senate]
-
A.
Democrats approached filibuster-proof majority
"Democrats approached filibuster-proof majority" refers to the near-supermajority status Democrats gained in the U.S. Senate following the 2008 elections, which brought them close to the 60-seat threshold needed to overcome Republican filibusters.
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B.
Advance Congress of Democrats
Advance Congress of Democrats was a Nigerian political party that later merged into the larger Action Congress of Nigeria during opposition realignments in the 2000s.
-
C.
Popular Democratic Party
The Popular Democratic Party was a French centrist Christian democratic political party active during the Third and Fourth Republics.
-
D.
Democratic Party
The Democratic Party is a major center-left political party in Italy that has been one of the country’s principal forces in national politics and government.
-
E.
Democratic Party
The Democratic Party is one of Uganda’s oldest political parties, historically associated with pro-democracy and reformist opposition to long-standing ruling regimes.
- 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: Democratic Party gained control of the United States Senate Target entity description: The Democratic Party gained control of the United States Senate by winning a net gain of seats in the 1986 midterm elections, shifting the chamber’s majority from Republican to Democratic.
-
A.
Democrats approached filibuster-proof majority
"Democrats approached filibuster-proof majority" refers to the near-supermajority status Democrats gained in the U.S. Senate following the 2008 elections, which brought them close to the 60-seat threshold needed to overcome Republican filibusters.
-
B.
Advance Congress of Democrats
Advance Congress of Democrats was a Nigerian political party that later merged into the larger Action Congress of Nigeria during opposition realignments in the 2000s.
-
C.
Popular Democratic Party
The Popular Democratic Party was a French centrist Christian democratic political party active during the Third and Fourth Republics.
-
D.
Democratic Party
The Democratic Party is a major center-left political party in Italy that has been one of the country’s principal forces in national politics and government.
-
E.
Democratic Party
The Democratic Party is one of Uganda’s oldest political parties, historically associated with pro-democracy and reformist opposition to long-standing ruling regimes.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
United States electoral outcome
ⓘ
political event ⓘ |
| affectedBranchOfGovernment | legislative branch of the United States federal government ⓘ |
| category |
1986 in American politics
ⓘ
United States Senate history ⓘ |
| chamberAfterElection | Democratic-controlled United States Senate NERFINISHED ⓘ |
| chamberBeforeElection | Republican-controlled United States Senate NERFINISHED ⓘ |
| congressNumberAfterElection | 100th United States Congress NERFINISHED ⓘ |
| country | United States of America ⓘ |
| electionCycle | Reagan administration second term midterm ⓘ |
| electionDate | 1986-11-04 ⓘ |
| electionType | United States midterm elections ⓘ |
| electionYear | 1986 ⓘ |
| followedBy | Democratic control of the United States Senate (1987–1995) ⓘ |
| hasEffectOn | balance of power in the United States Congress ⓘ |
| hasStartTime | 1986-11-04 ⓘ |
| hasTemporalLocation | 1980s ⓘ |
| languageOfEventName | English ⓘ |
| legislativeBody | United States Senate ⓘ |
| netSeatChangeForDemocrats | +8 ⓘ |
| netSeatChangeForRepublicans | -8 ⓘ |
| notableDefeatedRepublicanIncumbents |
Charles McC. Mathias Jr. (retired; seat flipped to Democrat)
GENERATED
ⓘ
Harrison Schmitt GENERATED ⓘ James Abdnor GENERATED ⓘ Jeremiah Denton GENERATED ⓘ Mack Mattingly GENERATED ⓘ Mark Andrews GENERATED ⓘ Paula Hawkins GENERATED ⓘ Slade Gorton GENERATED ⓘ |
| numberOfSenateSeatsContested | 34 ⓘ |
| occurredDuringPresidencyOf | Ronald Reagan NERFINISHED ⓘ |
| partOf | 1986 United States elections NERFINISHED ⓘ |
| politicalParty |
Democratic Party
ⓘ
surface form:
Democratic Party (United States)
|
| precededBy | Republican control of the United States Senate (1981–1987) ⓘ |
| presidentPartyAtTime | Republican Party (United States) NERFINISHED ⓘ |
| previousMajorityParty | Republican Party (United States) NERFINISHED ⓘ |
| relatedTo |
1986 United States Senate elections
NERFINISHED
ⓘ
United States congressional elections NERFINISHED ⓘ |
| resultedInMajorityLeader | Robert Byrd NERFINISHED ⓘ |
| resultedInMajorityLeaderParty | Democratic Party (United States) NERFINISHED ⓘ |
| resultedInMinorityLeader | Bob Dole NERFINISHED ⓘ |
| resultedInMinorityLeaderParty | Republican Party (United States) NERFINISHED ⓘ |
| seatsAfterElectionForDemocrats | 55 ⓘ |
| seatsAfterElectionForRepublicans | 45 ⓘ |
| seatsBeforeElectionForDemocrats | 47 ⓘ |
| seatsBeforeElectionForRepublicans | 53 ⓘ |
| shiftedControlFrom | Republican Party (United States) NERFINISHED ⓘ |
| shiftedControlTo | Democratic Party (United States) NERFINISHED ⓘ |
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: Democratic Party gained control of the United States Senate Description of subject: The Democratic Party gained control of the United States Senate by winning a net gain of seats in the 1986 midterm elections, shifting the chamber’s majority from Republican to Democratic.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
1986 United States Senate elections
→
result
→
Democratic Party gained control of the United States Senate
ⓘ