user: You are a structured reasoning expert tasked with solving problems step by step. 
You first think about the reasoning process in the mind and then provide the answer. The reasoning process and answer should be enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> reasoning process here </think> <answer> answer here </answer>. 
Given a question and the associated knowledge graph triplets (entity, relation, entity), you are asked to answer the question with these triplets and your own knowledge. 
You can break down the original question into several sub-questions and explore the given knowledge graph to solve them step-by-step. If there are multiple possible answers, choose one as the final answer. 
After thinking, when you finally reach a conclusion, clearly state the answer within <answer> </answer> tags, i.e., <answer> answer here </answer>. 
Question: Which organization spoke at the March on Washington Jobs and Freedom? 
Knowledge Triplets: Mars Hill Property Management, organization.organization.geographic_scope, Washington, D.C.
Washington, D.C., common.topic.webpage, m.09xnm1z
m.0b480l4, common.webpage.topic, Washington, D.C.
Text and Meaning in Martin Luther King Jr.'s I Have a Dream Speech, book.written_work.subjects, 50th Anniversary March on Washington D.C.
Washington, D.C., common.topic.image, DCmontage2
Washington, D.C., periodicals.newspaper_circulation_area.newspapers, National Intelligencer
National Capital Area Council, organization.organization.geographic_scope, Washington, D.C.
m.09ymy8g, common.webpage.topic, Washington, D.C.
m.09x4mtb, common.webpage.topic, Washington, D.C.
m.09wxc62, common.webpage.topic, Washington, D.C.
Washington, D.C., business.employer.employees, m.012n7bf5
Anti-Apartheid, base.activism.activism_issue.activists, Albert Lutuli
m.0k04p2s, event.speech_or_presentation.speaker_s, Martin Luther King, Jr.
m.09w28s0, common.webpage.topic, Washington, D.C.
Braverman & Lin, organization.organization.geographic_scope, Washington, D.C.
Washington, D.C., common.topic.webpage, m.09y7mpw
Washington, D.C., common.topic.webpage, m.09x3svm
Martin Luther King, Jr., people.person.quotations, Free at last, free at lastThank God almightyWe are free at last
Washington, D.C., government.governmental_jurisdiction.official_symbols, m.04st83s
National Association of Letter Carriers, organization.organization.founders, Asa Philip Randolph
Civil and political rights, organization.organization_sector.organizations_in_this_sector, Southern Christian Leadership Conference
m.09yv_jp, common.webpage.topic, Washington, D.C.
Washington, D.C., common.topic.webpage, m.09yv333
The Secret Architecture of Our Nation's Capital: The Masons and the Building of Washington, D.C., book.written_work.subjects, Washington, D.C.
Leadership Conference on Civil and Human Rights, organization.organization.founders, Asa Philip Randolph
March on Washington for Jobs and Freedom, common.topic.image, March on Washington edit
Anti-racism, base.activism.activism_issue.activists, Martin Luther King, Jr.
One Brick, organization.organization.geographic_scope, New York City
Washington, D.C., sports.sports_team_location.teams, Washington Nationals
Washington, D.C., business.employer.employees, m.012n3v3r
m.0b6rt_s, common.webpage.topic, Washington, D.C.
Freedom Dub, music.recording.featured_artists, Martin Luther King, Jr.
m.09xnpf9, common.webpage.topic, Washington, D.C.
Next Day Blinds, organization.organization.geographic_scope, Washington, D.C.
African Americans' rights, base.activism.activism_issue.activists, Martin Luther King, Jr.
Washington, D.C., common.topic.webpage, m.051kbf_
m.09xj8t0, common.webpage.topic, Washington, D.C.
Washington, D.C., government.governmental_jurisdiction.governing_officials, m.0k1bj74
m.09y7mpw, common.webpage.topic, Washington, D.C.
Washington, D.C., common.topic.webpage, m.09xgzpm
Washington, D.C., common.topic.webpage, m.09x3s3r
Washington, D.C., common.topic.article, m.0rh6w
Washington, D.C., military.military_post.people_posted_here, m.059gvpc
Washington, D.C., common.topic.webpage, m.09yv3bb
Montgomery Improvement Association, organization.organization.founders, Martin Luther King, Jr.
March on Washington for Jobs and Freedom, base.fight.protester.involved_in_protest, Martin Luther King, Jr.
Washington, D.C., common.topic.webpage, m.09y7d4z
m.09xxpcc, common.webpage.topic, Washington, D.C.
Washington, D.C., common.topic.webpage, m.0b483wk
m.09wtljc, common.webpage.topic, Washington, D.C.
Washington, D.C., location.location.adjoin_s, m.02thsh5
Demonstration, base.fight.protest_type.protests_of_this_type, March on Washington for Jobs and Freedom
Demonstrator at the March on Washington for Jobs and Freedom, common.image.appears_in_topic_gallery, March on Washington for Jobs and Freedom
Washington, D.C., common.topic.webpage, m.03ky1_5
Washington, D.C., common.topic.webpage, m.0b485qq
Washington, D.C., common.topic.webpage, m.09xj8t0
Washington, D.C., government.governmental_jurisdiction.official_symbols, m.04stpz5
m.0b485qq, common.webpage.topic, Washington, D.C.
Washington, D.C., common.topic.webpage, m.0b48ndq
Martin Luther King, Jr., organization.organization_founder.organizations_founded, Southern Christian Leadership Conference
m.0b46l1j, common.webpage.topic, Washington, D.C.
Washington, D.C., common.topic.webpage, m.09ww9zq
Washington, D.C., common.topic.webpage, m.0b46d3j
Bayard Rustin, organization.organization_founder.organizations_founded, Southern Christian Leadership Conference
m.09yv3fq, common.webpage.topic, Washington, D.C.
m.09wgfvd, common.webpage.topic, Washington, D.C.
Asa Philip Randolph, organization.organization_founder.organizations_founded, National Association of Letter Carriers
Capital Geographical Union, organization.organization.geographic_scope, Washington, D.C.
Washington, D.C., film.film_location.featured_in_films, The Audacity of Democracy
Washington, D.C., organization.organization_scope.organizations_with_this_scope, StructureMEDIC
m.0b497tz, common.webpage.topic, Washington, D.C.
Washington, D.C., common.topic.webpage, m.09x63f9
m.05r7ddy, event.speech_or_presentation.speaker_s, Martin Luther King, Jr.
m.09x87fl, common.webpage.topic, Washington, D.C.
Washington, D.C., common.topic.webpage, m.0b46w3f
Washington, D.C., common.topic.webpage, m.0b46xky
Martin Luther King, Jr., base.activism.activist.area_of_activism, Black Liberation
Washington, D.C., common.topic.webpage, m.0b46d5q
m.09x3svm, common.webpage.topic, Washington, D.C.
m.09y4rw5, common.webpage.topic, Washington, D.C.
Freedom is never voluntarily given by the oppressor; it must be demanded by the oppressed., media_common.quotation.author, Martin Luther King, Jr.
Civil rights activist, people.profession.people_with_this_profession, Shirley Sherrod
Washington, D.C., organization.organization_scope.organizations_with_this_scope, B'nai B'rith District Grand Lodge 5
Washington, D.C., location.location.adjoin_s, m.046ct19
Washington, D.C., common.topic.webpage, m.09ygwvy
Washington, D.C., location.location.adjoin_s, m.0h7y837
m.09xsklq, common.webpage.topic, Washington, D.C.
DC Commission on the Arts and Humanities, government.government_agency.jurisdiction, Washington, D.C.
March on Washington for Jobs and Freedom, event.public_speaking_event.speech_presentation_discussion, m.05r7ddy
Anti-Apartheid, base.activism.activism_issue.activists, Mahatma Gandhi
Martin Luther King, Jr., book.author.works_written, Stride toward freedom; the Montgomery story
Washington, book.written_work.subjects, United States of America
m.05r7ddy, event.speech_or_presentation.event, March on Washington for Jobs and Freedom
m.09y3bzg, common.webpage.topic, Washington, D.C.
Washington, D.C., common.topic.webpage, m.09w28s0
Washington, book.written_work.subjects, Washington, D.C.
Washington, D.C., common.topic.webpage, m.09ys11t
m.09y60ch, common.webpage.topic, Washington, D.C.
March on Washington for Jobs and Freedom, common.topic.notable_for, g.1256772br
March on Washington for Jobs and Freedom, common.topic.image, Demonstrator at the March on Washington for Jobs and Freedom
m.09w286z, common.webpage.topic, Washington, D.C.
Washington, D.C., common.topic.webpage, m.0b497tz
Washington, D.C., base.arthist.helynevek.intezmeny, National Gallery of Art
March on Washington for Jobs and Freedom, base.argumentmaps.motivated_event.motive, Racism
m.09wwf4k, common.webpage.topic, Washington, D.C.
Demonstration, common.topic.image, Vladimir Lenin speaking at a rally
Washington, D.C., common.topic.webpage, m.09yf8kr
m.09wbm5c, common.webpage.topic, Washington, D.C.
m.09yv333, common.webpage.topic, Washington, D.C.
Washington, D.C., common.topic.webpage, m.09y52b9
Washington, D.C., government.governmental_jurisdiction.agencies, Advisory Neighborhood Commission
Hosea Williams, people.person.profession, Civil rights activist
DCmontage2, common.image.appears_in_topic_gallery, Washington, D.C.
March on Washington edit, common.image.size, m.03sd058
Washington, D.C., common.topic.webpage, m.09xnpf9
March on Washington edit, common.image.appears_in_topic_gallery, March on Washington for Jobs and Freedom
m.0b45s41, common.webpage.topic, Washington, D.C.
The Future Once Happened Here: New York, D.C., L.A., and the Fate of America's Big Cities, book.written_work.subjects, Washington, D.C.
m.09ybw8r, common.webpage.topic, Washington, D.C.
The White House, book.written_work.subjects, Washington, D.C.
m.0b47m7q, common.webpage.topic, Washington, D.C.
Black Liberation, base.activism.activism_issue.activists, Martin Luther King, Jr.
The Washington Century: Three Families and the Shaping of the Nation's Capital, book.written_work.subjects, Washington, D.C.
m.09yc19r, common.webpage.topic, Washington, D.C.
m.0b47vps, common.webpage.topic, Washington, D.C.
m.09yy4nr, common.webpage.topic, Washington, D.C.
A. Philip Randolph Institute, organization.organization.geographic_scope, United States of America
Washington Nationals, sports.sports_team.location, Washington, D.C.
March on Washington for Jobs and Freedom, location.location.geolocation, m.01226bjv
m.07yf8h6, award.award_honor.honored_for, Stride toward freedom; the Montgomery story
m.09xnm1z, common.webpage.topic, Washington, D.C.
Washington, D.C., common.topic.webpage, m.09wtljc
m.09y52b9, common.webpage.topic, Washington, D.C.
m.09x6zyf, common.webpage.topic, Washington, D.C.
Washington, D.C., common.topic.webpage, m.09xxpcc
Washington, D.C., government.governmental_jurisdiction.governing_officials, m.04kk17w
Washington, D.C., common.topic.webpage, m.0b6rt_s
Washington, D.C., common.topic.webpage, m.09yc19r
m.09wxbv8, common.webpage.topic, Washington, D.C.
Washington, D.C., organization.organization_scope.organizations_with_this_scope, One Brick
Washington, D.C., common.topic.webpage, m.09x0nqz
African Americans' rights, base.activism.activism_issue.activists, Dexter Scott King
m.09y648v, common.webpage.topic, Washington, D.C.
March on Washington for Jobs and Freedom, base.fight.protest.subject_of_protest, Racism
Washington, D.C., organization.organization_scope.organizations_with_this_scope, Capital Geographical Union
National Intelligencer, book.newspaper.circulation_areas, Washington, D.C.
March on Washington for Jobs and Freedom, common.topic.article, m.01lt14
Anti-Apartheid, base.activism.activism_issue.activists, Martin Luther King, Jr.
Eastport Photography, organization.organization.geographic_scope, Washington, D.C.
Washington, D.C., common.topic.webpage, m.09wnpfc
Washington, D.C., base.aubreymaturin.place.mentions, m.05ndb6r
Martin Luther King, Jr., event.public_speaker.speeches_or_presentations, m.0k04p2s
Washington, D.C., common.topic.webpage, m.09x0xww
Washington, D.C., common.topic.webpage, m.0b480l4
Washington, D.C., organization.organization_scope.organizations_with_this_scope, Peak Sales Recruiting
Reston Limousine, organization.organization.geographic_scope, Washington, D.C.
Washington, D.C., common.topic.webpage, m.09ymy8g
Text and Meaning in Martin Luther King Jr.'s I Have a Dream Speech, book.written_work.subjects, March on Washington for Jobs and Freedom
Independence Day, film.film.featured_film_locations, Washington, D.C.
Civil rights activist, people.profession.people_with_this_profession, Martin Luther King, Jr.
March on Washington for Jobs and Freedom, base.fight.protest.protest_type, Demonstration
Washington, D.C., common.topic.webpage, m.09w_pcd
The Washington Post, book.newspaper.circulation_areas, United States of America
Martin Luther King, Jr., organization.organization_founder.organizations_founded, Montgomery Improvement Association
Asa Philip Randolph, base.activism.activist.area_of_activism, Labor rights
m.09ww86j, common.webpage.topic, Washington, D.C.
Washington, D.C., common.topic.webpage, m.0b47m7q
Washington, D.C., common.topic.webpage, m.09wxc62
Washington, D.C., common.topic.webpage, m.09y4rw5
March on Washington edit, common.image.appears_in_topic_gallery, Crowd manipulation
Washington, D.C., common.topic.webpage, m.09y7j5b
Washington, D.C., common.topic.webpage, m.09x4mtb
Washington, D.C., common.topic.webpage, m.09x1q9t
Stride toward freedom; the Montgomery story, award.award_winning_work.awards_won, m.07yf8h6
Martin Luther King III, common.topic.notable_types, Organization founder
Washington, D.C., book.book_subject.works, Washington: The Making of the American Capital
Southern Christian Leadership Conference, organization.organization.founders, Bayard Rustin
m.09x3434, common.webpage.topic, Washington, D.C.
Washington, D.C., common.topic.webpage, m.09wwf4k
Stride toward freedom; the Montgomery story, book.written_work.author, Martin Luther King, Jr.
Washington, D.C., common.topic.webpage, m.0b46l1j
Washington, D.C., base.biblioness.bibs_topic.subsumes, Washington
m.09x874c, common.webpage.topic, Washington, D.C.
Washington, D.C., government.governmental_jurisdiction.governing_officials, m.04kk0j9
One Brick, organization.organization.geographic_scope, Washington, D.C.
Washington, D.C., common.topic.webpage, m.09wtbq0
StructureMEDIC, organization.organization.geographic_scope, Washington, D.C.
National Association of Letter Carriers, organization.organization.geographic_scope, United States of America
Washington, D.C., government.governmental_jurisdiction.governing_officials, m.0k1bj5t
Washington, D.C., film.film_location.featured_in_films, Independence Day
m.09x0nqz, common.webpage.topic, Washington, D.C.
The Washington Post, base.meedan.arabic_language_media_source.country, United States of America
m.09x3s3r, common.webpage.topic, Washington, D.C.
Washington, D.C., common.topic.webpage, m.09ww86j
Martin Luther King, Jr., event.public_speaker.speeches_or_presentations, m.05r7ddy
Washington, D.C., book.book_subject.works, The Washington Century: Three Families and the Shaping of the Nation's Capital
The Historical Society of Washington, D.C., travel.tourist_attraction.near_travel_destination, Washington, D.C.
Washington, D.C., base.biblioness.bibs_location.country, United States of America
Washington, D.C., common.topic.webpage, m.09w5stf
m.09y7j5b, common.webpage.topic, Washington, D.C.
Asa Philip Randolph, base.fight.protester.involved_in_protest, March on Washington for Jobs and Freedom
George Washington, freebase.valuenotation.is_reviewed, Place of birth
Washington, D.C., common.topic.webpage, m.09yy4nr
m.012n7bf5, business.employment_tenure.company, Washington, D.C.
m.09x0xww, common.webpage.topic, Washington, D.C.
Washington, D.C., common.topic.webpage, m.09wprzj
Washington, D.C., common.topic.webpage, m.09x2nhc
George Washington, people.person.gender, Male
Washington, D.C., common.topic.webpage, m.09wgfvd
Washington, D.C., government.governmental_jurisdiction.governing_officials, m.05lgv9c
Washington, D.C., common.topic.webpage, m.0b49774
Reporting from Washington: The History of the Washington Press Corps, book.written_work.subjects, Washington, D.C.
Martin Luther King, Jr., event.public_speaker.speeches_or_presentations, m.05rr7v2
Washington, D.C., common.topic.webpage, m.09x5h2g
m.0b483wk, common.webpage.topic, Washington, D.C.
Washington, D.C., book.book_subject.works, Washington
Washington, D.C., common.topic.webpage, m.09wxbv8
March on Washington edit, common.image.appears_in_topic_gallery, :Washington, D.C.
Washington, D.C., common.topic.webpage, m.09x3wn0
March on Washington for Jobs and Freedom, base.fight.protest.leaders_or_notable_protesters, Martin Luther King, Jr.
Washington, D.C., government.governmental_jurisdiction.governing_officials, m.0jtqj5c
m.09xgzpm, common.webpage.topic, Washington, D.C.
Washington, D.C., common.topic.image, WashMonument WhiteHouse
Washington, D.C., common.topic.webpage, m.09w5q9t
Washington, D.C., location.administrative_division.country, United States of America
Washington, D.C., common.topic.webpage, m.09x87fl
m.0b46d3j, common.webpage.topic, Washington, D.C.
m.09wz769, common.webpage.topic, Washington, D.C.
Peak Sales Recruiting, organization.organization.geographic_scope, Washington, D.C.
Shirley Sherrod, people.person.profession, Civil rights activist
Washington, D.C., common.topic.webpage, m.09w_5mm
Asa Philip Randolph, organization.organization_founder.organizations_founded, Brotherhood of Sleeping Car Porters
Washington, D.C., common.topic.webpage, m.0b475rg
m.09wtbq0, common.webpage.topic, Washington, D.C.
Washington, D.C., common.topic.webpage, m.09y60ch
m.09ygwvy, common.webpage.topic, Washington, D.C.
m.09wzh3l, common.webpage.topic, Washington, D.C.
m.0b461js, common.webpage.topic, Washington, D.C.
Washington, D.C., organization.organization_scope.organizations_with_this_scope, Reston Limousine
Washington, D.C., base.biblioness.bibs_topic.is_really, Washington, D.C.
Washington, D.C., book.book_subject.works, The White House
Washington, D.C., common.topic.webpage, m.09xt4dl
Martin Luther King, Jr., base.fight.protester.involved_in_protest, March on Washington for Jobs and Freedom
Washington: The Making of the American Capital, book.written_work.subjects, Washington, D.C.
Washington, D.C., common.topic.webpage, m.09y72m2
Washington, D.C., book.book_subject.works, The Future Once Happened Here: New York, D.C., L.A., and the Fate of America's Big Cities
Washington, D.C., common.topic.webpage, m.09y3bzg
Washington, D.C., common.topic.webpage, m.09xsklq
The Audacity of Democracy, film.film.featured_film_locations, Washington, D.C.
m.09x26t9, common.webpage.topic, Washington, D.C.
m.0b48ndq, common.webpage.topic, Washington, D.C.
m.09ylbnw, common.webpage.topic, Washington, D.C.
Washington, D.C., common.topic.webpage, m.09w286z
Advisory Neighborhood Commission, government.government_agency.jurisdiction, Washington, D.C.
Martin Luther King, Jr., organization.organization_founder.organizations_founded, Southern Christian Leadership Conference
m.09wz935, common.webpage.topic, Washington, D.C.
Washington, D.C., book.book_subject.works, Reporting from Washington: The History of the Washington Press Corps
m.09x63f9, common.webpage.topic, Washington, D.C.
m.09x5h2g, common.webpage.topic, Washington, D.C.
Washington, D.C., common.topic.webpage, m.09yv_jp
Asa Philip Randolph, common.topic.notable_types, Organization founder
m.0b49774, common.webpage.topic, Washington, D.C.
m.09ww9zq, common.webpage.topic, Washington, D.C.
m.012n3v3r, business.employment_tenure.company, Washington, D.C.
m.09xt4dl, common.webpage.topic, Washington, D.C.
Washington, D.C., location.location.adjoin_s, m.0h7y9bl
The Papers of Martin Luther King, Jr., Volume II: Rediscovering Precious Values, July 1951-November 1955, book.written_work.subjects, Civil rights movements
Washington, D.C., location.location.adjoin_s, m.02tjggz
m.0b46w3f, common.webpage.topic, Washington, D.C.
Washington, D.C., government.governmental_jurisdiction.governing_officials, m.011dxnpc
m.09w_pcd, common.webpage.topic, Washington, D.C.
Washington, D.C., common.topic.webpage, m.0b461js
Washington, D.C., common.topic.webpage, m.0b45s41
Civil rights movements, book.book_subject.works, Text and Meaning in Martin Luther King Jr.'s I Have a Dream Speech
National Capital Area Council, organization.organization.place_founded, Washington, D.C.
March on Washington for Jobs and Freedom, base.fight.protest.leaders_or_notable_protesters, Asa Philip Randolph
Washington, D.C., organization.organization_scope.organizations_with_this_scope, National Capital Area Council
Washington, D.C., organization.organization_scope.organizations_with_this_scope, Mars Hill Property Management
Washington, D.C., location.location.containedby, United States of America
Washington, D.C., book.book_subject.works, The Place to Be: Washington, CBS, and the Glory Days of Television News
Washington, D.C., symbols.namesake.named_after, George Washington
Racism, base.fight.subject_of_protest.protests_about_this, March on Washington for Jobs and Freedom
Washington, D.C., government.governmental_jurisdiction.agencies, DC Commission on the Arts and Humanities
Washington, D.C., government.governmental_jurisdiction.governing_officials, m.011dy37j
m.0b47b2n, common.webpage.topic, Washington, D.C.
Washington, D.C., common.topic.webpage, m.09x3434
Washington, D.C., common.topic.webpage, m.09yv1cr
March on Washington for Jobs and Freedom, base.schemastaging.context_name.pronunciation, g.125_kn_d0
Washington, D.C., common.topic.webpage, m.09ybw8r
Washington, D.C., common.topic.webpage, m.09x26t9
Martin Luther King, Jr., people.person.quotations, Freedom is never voluntarily given by the oppressor; it must be demanded by the oppressed.
m.09w5stf, common.webpage.topic, Washington, D.C.
m.09wnpfc, common.webpage.topic, Washington, D.C.
Washington, D.C., common.topic.webpage, m.09wzh3l
Washington, D.C., organization.organization_scope.organizations_with_this_scope, Eastport Photography
Washington, D.C., government.governmental_jurisdiction.governing_officials, m.0nf4gxq
March on Washington for Jobs and Freedom, book.book_subject.works, Text and Meaning in Martin Luther King Jr.'s I Have a Dream Speech
Asa Philip Randolph, organization.organization_founder.organizations_founded, Leadership Conference on Civil and Human Rights
District of Columbia Fire and Emergency Medical Services Department, organization.organization.place_founded, Washington, D.C.
Washington, D.C., common.topic.webpage, m.09ylbnw
Washington, D.C., common.topic.webpage, m.09x874c
Washington, base.biblioness.bibs_topic.is_really, Washington, D.C.
B'nai B'rith District Grand Lodge 5, organization.organization.geographic_scope, Washington, D.C.
Washington, D.C., organization.organization_scope.organizations_with_this_scope, Braverman & Lin
m.09yv3bb, common.webpage.topic, Washington, D.C.
March on Washington for Jobs and Freedom, time.event.locations, Washington, D.C.
Washington, D.C., common.topic.notable_for, g.1256ktvlv
Washington, D.C., common.topic.webpage, m.09yxd3x
m.09x3wn0, common.webpage.topic, Washington, D.C.
m.09w_5mm, common.webpage.topic, Washington, D.C.
m.09xjbn8, common.webpage.topic, Washington, D.C.
Washington, D.C., military.military_post.people_posted_here, m.0hmw81l
m.0b46xky, common.webpage.topic, Washington, D.C.
m.09yf8kr, common.webpage.topic, Washington, D.C.
m.09x1q9t, common.webpage.topic, Washington, D.C.
m.09yxd3x, common.webpage.topic, Washington, D.C.
Washington, D.C., organization.organization_scope.organizations_with_this_scope, Next Day Blinds
Washington, D.C., common.topic.webpage, m.0b47vps
Washington, D.C., common.topic.webpage, m.09y648v
A protest march by ethnic minority communities in Glasgow, Scotland on 25 June 2006 against racism., common.image.appears_in_topic_gallery, Racism
Martin Luther King III, base.activism.activist.area_of_activism, African Americans' rights
Washington, D.C., base.biblioness.bibs_topic.subsumes, Washington, D.C.
Southern Christian Leadership Conference, organization.organization.sectors, Civil and political rights
Washington, D.C., book.book_subject.works, The Secret Architecture of Our Nation's Capital: The Masons and the Building of Washington, D.C.
Civil rights activist, people.profession.people_with_this_profession, Hosea Williams
Civil rights movements, book.book_subject.works, The Papers of Martin Luther King, Jr., Volume II: Rediscovering Precious Values, July 1951-November 1955
Washington, D.C., common.topic.webpage, m.09wz769
Martin Luther King, Jr., people.person.profession, Civil rights activist
m.0b475rg, common.webpage.topic, Washington, D.C.
Washington, D.C., common.topic.webpage, m.0b47b2n
Washington, D.C., military.military_post.people_posted_here, m.0c0719f
Washington, D.C., common.topic.webpage, m.09wz935
m.0b46d5q, common.webpage.topic, Washington, D.C.
Washington, D.C., business.employer.employees, g.11bc80yh95
Washington, D.C., common.topic.webpage, m.09yv3fq
m.09ys11t, common.webpage.topic, Washington, D.C.
Demonstrator at the March on Washington for Jobs and Freedom, common.image.size, m.0kpn1h
George Washington, base.honouriam.honoured_person.honoured_by, Americans
Washington, D.C., common.topic.webpage, m.09x6zyf
m.09x2nhc, common.webpage.topic, Washington, D.C.
Martin Luther King, Jr., organization.organization_founder.organizations_founded, Montgomery Improvement Association
m.09y7d4z, common.webpage.topic, Washington, D.C.
Washington, D.C., government.governmental_jurisdiction.government_bodies, Council of the District of Columbia
m.03ky1_5, common.webpage.topic, Washington, D.C.
m.09wprzj, common.webpage.topic, Washington, D.C.
m.05ndb6r, base.aubreymaturin.place_mention.place, Washington, D.C.
March on Washington for Jobs and Freedom, common.topic.notable_types, Event
Martin Luther King, Jr., music.featured_artist.recordings, Freedom Dub
Washington, D.C., common.topic.webpage, m.09xjbn8
Racism, common.topic.image, A protest march by ethnic minority communities in Glasgow, Scotland on 25 June 2006 against racism.
m.05rr7v2, event.speech_or_presentation.speaker_s, Martin Luther King, Jr.
m.09w5q9t, common.webpage.topic, Washington, D.C.
Southern Christian Leadership Conference, organization.organization.founders, Martin Luther King, Jr.
March on Washington edit, common.image.appears_in_topic_gallery, Protest
m.09y72m2, common.webpage.topic, Washington, D.C.
Washington, D.C., common.topic.webpage, m.09wbm5c
m.09yv1cr, common.webpage.topic, Washington, D.C.
African Americans' rights, base.activism.activism_issue.activists, Martin Luther King III
m.051kbf_, common.webpage.topic, Washington, D.C.

Answer: Southern Christian Leadership Conference
Montgomery Improvement Association