Martin Luther King Jr. Day
E219736
Martin Luther King Jr. Day is a U.S. federal holiday honoring civil rights leader Dr. Martin Luther King Jr. and his contributions to the struggle for racial equality and justice.
All labels observed (6)
How this entity was disambiguated
This entity first appeared as the object of triple T1949551 — 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: Martin Luther King Jr. Day Context triple: [American culture, importantHoliday, Martin Luther King Jr. Day]
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A.
Rosa Parks Day
Rosa Parks Day is an American holiday that honors civil rights icon Rosa Parks and her pivotal role in sparking the Montgomery Bus Boycott and advancing the struggle against racial segregation.
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B.
National Medal of Honor Day
National Medal of Honor Day is a United States observance dedicated to honoring recipients of the nation’s highest military decoration for valor in combat.
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C.
Memorial Day
Memorial Day is a U.S. federal holiday observed on the last Monday of May to honor and remember military personnel who have died in service to the country.
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D.
King's Day
King's Day is a nationwide Dutch holiday celebrated each April with street festivals, orange-themed festivities, and open-air markets honoring the birthday of the reigning monarch.
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E.
Constitution Memorial Day
Constitution Memorial Day is a Japanese national holiday observed on May 3 to commemorate the promulgation of Japan’s postwar constitution and reflect on democracy and government.
- 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: Martin Luther King Jr. Day Target entity description: Martin Luther King Jr. Day is a U.S. federal holiday honoring civil rights leader Dr. Martin Luther King Jr. and his contributions to the struggle for racial equality and justice.
-
A.
Rosa Parks Day
Rosa Parks Day is an American holiday that honors civil rights icon Rosa Parks and her pivotal role in sparking the Montgomery Bus Boycott and advancing the struggle against racial segregation.
-
B.
National Medal of Honor Day
National Medal of Honor Day is a United States observance dedicated to honoring recipients of the nation’s highest military decoration for valor in combat.
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C.
Memorial Day
Memorial Day is a U.S. federal holiday observed on the last Monday of May to honor and remember military personnel who have died in service to the country.
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D.
King's Day
King's Day is a nationwide Dutch holiday celebrated each April with street festivals, orange-themed festivities, and open-air markets honoring the birthday of the reigning monarch.
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E.
Constitution Memorial Day
Constitution Memorial Day is a Japanese national holiday observed on May 3 to commemorate the promulgation of Japan’s postwar constitution and reflect on democracy and government.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
U.S. federal holiday
ⓘ
memorial day ⓘ public holiday ⓘ |
| alsoKnownAs |
Martin Luther King Jr. Day
ⓘ
surface form:
Birthday of Martin Luther King, Jr.
Martin Luther King Jr. Day ⓘ
surface form:
MLK Day
|
| associatedWithMovement | American civil rights movement ⓘ |
| associatedWithSpeech |
"I Have a Dream" speech
ⓘ
surface form:
I Have a Dream
|
| banksOften | closed ⓘ |
| campaignLedBy | Coretta Scott King ⓘ |
| category |
Holidays related to the civil rights movement
ⓘ
January observances ⓘ United States federal holidays ⓘ |
| commemorates |
civil rights activism
ⓘ
nonviolent resistance to racism ⓘ struggle for racial equality ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| federalHolidayLawSignedOn | 1983-11-02 ⓘ |
| federalRecognition | observed by federal government offices ⓘ |
| firstObservedAsFederalHolidayOn | 1986-01-20 ⓘ |
| firstObservedAsFederalHolidayYear | 1986 ⓘ |
| focusesOn |
human rights
ⓘ
racial equality ⓘ social justice ⓘ |
| hasHashtag | #MLKDay ⓘ |
| honors | Martin Luther King Jr. ⓘ |
| inspiredBy |
Martin Luther King Jr.'s advocacy of nonviolence
ⓘ
Martin Luther King Jr.'s leadership in the civil rights movement ⓘ |
| lastStateRecognitionYear | 2000 ⓘ |
| lastStateToRecognize | New Hampshire ⓘ |
| legalStatus | federal holiday in the United States ⓘ |
| mottoOrTheme | day of service ⓘ |
| observedIn |
District of Columbia
ⓘ
United States territories ⓘ
surface form:
U.S. territories
all 50 U.S. states ⓘ |
| observedOn | third Monday in January ⓘ |
| postalServiceStatus | U.S. Postal Service closed ⓘ |
| reasonForDate | Martin Luther King Jr.'s birthday ⓘ |
| relatedToDate | January 15 ⓘ |
| schoolsOften | closed in many states ⓘ |
| signedIntoLawBy | Ronald Reagan ⓘ |
| stateAdoption | gradually adopted by all 50 states ⓘ |
| stockMarketStatus | U.S. stock markets closed ⓘ |
| typicalActivities |
civil rights marches
ⓘ
community service ⓘ educational programs ⓘ interfaith services ⓘ public speeches ⓘ |
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: Martin Luther King Jr. Day Description of subject: Martin Luther King Jr. Day is a U.S. federal holiday honoring civil rights leader Dr. Martin Luther King Jr. and his contributions to the struggle for racial equality and justice.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Martin Luther King Jr. Day (third Monday in the United States)
this entity surface form:
Martin Luther King Jr. Day observances
this entity surface form:
MLK Day
this entity surface form:
Birthday of Martin Luther King, Jr.
subject surface form:
Happy Birthday (Stevie Wonder song)
this entity surface form:
Martin Luther King Jr. Day in the United States