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: who is running for vice president with barack obama 2012? 
Knowledge Triplets: Posted Perspectives on America's 2012 Presidential Election (Part 1), book.written_work.subjects, Natural disaster
Barack Obama (Fred Armisen), base.saturdaynightlive.snl_character.impression_of, Barack Obama
Barack Obama, government.political_appointer.appointees, m.0tlzpxk
Why Race Mattered in Barack Obama's Re-election, book.written_work.school_or_movement, Journalism
Barack Obama, common.image.appears_in_topic_gallery, Barack Obama
Vice president, rdf-schema#domain, US President
The Case Against Barack Obama: The Unlikely Rise and Unexamined Agenda of the Media's Favorite Candidate, common.topic.notable_for, g.1257p9v69
Posted Perspectives on America's 2012 Presidential Election (Part 1), book.written_work.subjects, Chris Christie
Barack Obama Senate Portrait, common.image.appears_in_topic_gallery, My favorite people
Daniel Podgaichenko, celebrities.friendship.friend, Barack Obama
Barack Obama, people.person.spouse_s, m.02nqglv
Why Race Mattered in Barack Obama's Re-election, book.written_work.subjects, The Year 2012
Bill Clinton, freebase.valuenotation.is_reviewed, Vice president
Barack Obama, government.political_appointer.appointees, m.05bp2yr
United States elections, 2012, common.topic.subject_of, President Barack Obama and the Message Beyond the Photograph
Barack Obama, people.person.education, m.012m11bj
Posted Perspectives on America's 2012 Presidential Election (Part 1), common.topic.notable_types, Short Non-fiction
Barack Obama, Sr., people.person.spouse_s, m.0j4l4yg
m.0ngrrl9, common.webpage.topic, Why Race Mattered in Barack Obama's Re-election
Posted Perspectives on America's 2012 Presidential Election (Part 1), book.written_work.subjects, Governorship of Chris Christie
Barack Obama presidential campaign, 2012, common.topic.notable_types, Election campaign
Barack Obama presidential campaign, 2012, common.topic.article, m.0gk_h45
Barack Obama Senate Portrait, common.image.size, m.02b54jd
Barack Obama, government.political_appointer.appointees, m.010g2w70
Barack Obama, book.book_subject.works, Notebook on Black History Month 2012 (Part 1): Carter G. Woodson and Company
Joe Biden, common.topic.subject_of, President Barack Obama and the Message Beyond the Photograph
Mitt Romney presidential campaign, 2012, government.election_campaign.candidate, Mitt Romney
Barack Obama, book.book_subject.works, The Case Against Barack Obama: The Unlikely Rise and Unexamined Agenda of the Media's Favorite Candidate
Barack Obama, people.person.education, m.012m6w18
Why Race Mattered in Barack Obama's Re-election, base.column.column_article.column, National African-American Art Examiner Column by Aberjhani
Barack Obama 2004 US Senate Campaign, common.topic.notable_for, g.125b6jfrm
United States presidential election, 2008, government.election.campaigns, Barack Obama presidential primary campaign, 2008
Barack Obama presidential primary campaign, 2008, government.election_campaign.election, Democratic Party presidential primaries, 2008
Joe Biden vice-presidential campaign, 2008, government.election_campaign.party, Democratic Party
Barack Obama, government.political_appointer.appointees, m.0115sj6s
Barack Obama, government.political_appointer.appointees, m.07nt04k
Barack Obama, government.politician.election_campaigns, Barack Obama 2004 US Senate Campaign
Barack Obama, government.political_appointer.appointees, m.0527js1
Mitt Romney presidential campaign, 2012, government.election_campaign.election, United States Presidential Election 2012
Barack Obama, common.topic.notable_for, g.1258j10lr
Barack Obama, government.political_appointer.appointees, m.052mbx6
Barack Obama, Sr., people.person.spouse_s, m.040fvqp
Dear James Baldwin (in lieu of Dear Barack Obama), common.topic.notable_for, g.1256xhkvc
Presidency of Barack Obama, book.book_subject.works, Countdown of 10 Amazing Moments from the Year 2011: No. 2 President Obama
Barack Obama, common.topic.image, Barack Obama Senate Portrait
Barack Obama, people.person.profession, Politician
Poetics of Paradigm Dancing in the 2012 Presidential Election Campaign, book.written_work.subjects, Public image of Barack Obama
Mitt Romney presidential campaign, 2012, book.book_subject.works, Poetics of Paradigm Dancing in the 2012 Presidential Election Campaign
Barack Obama, people.person.sibling_s, m.0n4sqh8
Mitt Romney presidential campaign, 2012, book.book_subject.works, 47 Percenters and Guerrilla Decontextualization (Part 2): Barack Obama
Barack Obama, people.person.education, m.012m4x3m
Presidency of Barack Obama, book.book_subject.works, Poetics of Paradigm Dancing in the 2012 Presidential Election Campaign
Presidency of Barack Obama, book.book_subject.works, Obama, the Tea Party, and the Art of Political Persuasions Part 2
Barack Obama, book.book_subject.works, Guerrilla Decontextualization and the 2012 Presidential Election Campaign (Part 1)
Posted Perspectives on America's 2012 Presidential Election (Part 1), common.topic.webpage, m.0nb969b
Guerrilla Decontextualization and the 2012 Presidential Election Campaign (Part 1), book.written_work.subjects, Presidency of Barack Obama
Why Race Mattered in Barack Obama's Re-election, common.topic.webpage, m.0ngrrl9
Barack Obama, government.political_appointer.appointees, m.0glx1wx
m.0w63f9q, organization.leadership.person, Barack Obama
Barack Obama, people.person.nationality, United States of America
Presidency of Barack Obama, media_common.quotation_subject.quotations_about_this_subject, \"When we vote we participate in the construction of a context...\"
2008 Democratic National Convention, common.topic.image, Official portrait of President Obama and Vice President Biden 2009
Barack Obama presidential primary campaign, 2008, common.topic.notable_for, g.125bwr9m0
Barack Obama, government.political_appointer.appointees, m.0118nrhq
Barack Obama presidential campaign, 2012, government.election_campaign.candidate, Barack Obama
Barack Obama, government.political_appointer.appointees, m.0k9_4xg
Barack Obama, Sr., people.person.education, m.04hg7h5
Guerrilla Decontextualization and the 2012 Presidential Election Campaign (Part 1), book.written_work.subjects, Mitt Romney presidential campaign, 2012
Barack Obama, people.person.sibling_s, m.0kv53fr
Barack Obama, government.political_appointer.appointees, m.09vkg_2
Hillary Rodham Clinton, base.obamabase.possible_cabinet_member.cabinet_position, United States Secretary of State
Barack Obama, people.person.education, m.02nqgpk
Joe Biden, government.us_vice_president.to_president, Barack Obama
Vice president, owl#inverseOf, President
Barack Obama presidential campaign, 2012, common.topic.notable_for, g.1254xvhrv
Barack Obama, government.political_appointer.appointees, m.0zrhnnr
Barack Obama, government.political_appointer.appointees, m.010g2c43
Barack Obama: People's President, film.film.country, United States of America
The Case Against Barack Obama: The Unlikely Rise and Unexamined Agenda of the Media's Favorite Candidate, common.topic.article, m.04jch1s
Why Race Mattered in Barack Obama's Re-election, book.written_work.subjects, Michelle Obama
Barack Obama presidential primary campaign, 2008, common.topic.notable_types, Election campaign
Barack Obama, book.book_subject.works, Posted Perspectives on America's 2012 Presidential Election (Part 1)
President Barack Obama and the Message Beyond the Photograph, common.topic.subjects, United States elections, 2012
2008 Democratic National Convention, base.politicalconventions.political_convention.vice_presidential_nominee, Joe Biden
Dear James Baldwin (in lieu of Dear Barack Obama), common.topic.webpage, m.0hj94jv
Presidency of Barack Obama, book.book_subject.works, Report on 2011 International Year Part 6: Day to End Racism
Barack Obama, book.book_subject.works, Poetics of Paradigm Dancing in the 2012 Presidential Election Campaign
Posted Perspectives on America's 2012 Presidential Election (Part 1), book.written_work.subjects, United States Presidential Election 2012
Mitt Romney presidential campaign, 2012, book.book_subject.works, Posted Perspectives on America's 2012 Presidential Election (Part 1)
Presidency of Barack Obama, book.book_subject.works, There Upon a Bough of Hope and Audacity
Posted Perspectives on America's 2012 Presidential Election (Part 1), book.written_work.author, Aberjhani
Why Race Mattered in Barack Obama's Re-election, book.published_work.published_in_published_as, m.0ngrr7y
Barack Obama, base.politicalconventions.primary_candidate.pres_delegate_vote_tally, m.04j778c
Tim Wise, book.book_subject.works, Why Race Mattered in Barack Obama's Re-election
Posted Perspectives on America's 2012 Presidential Election (Part 1), book.written_work.subjects, Presidency of Barack Obama
Notebook on Black History Month 2012 (Part 1): Carter G. Woodson and Company, book.written_work.subjects, Barack Obama
Hillary Rodham Clinton, common.topic.subject_of, President Barack Obama and the Message Beyond the Photograph
Mitt Romney presidential campaign, 2008, book.book_subject.works, Tricks and Treats of the 2012 Presidential Debates
Barack Obama presidential campaign, 2012, government.us_presidential_campaign.running_mate, Joe Biden vice-presidential campaign, 2012
Barack Obama, government.us_vice_president.to_president, Joe Biden
Why Race Mattered in Barack Obama's Re-election, book.written_work.subjects, Tim Wise
Why Race Mattered in Barack Obama's Re-election, book.written_work.original_language, English Language
Barack Obama, common.image.appears_in_topic_gallery, bobbi4freedom
Democratic Party presidential primaries, 2008, government.election.campaigns, Barack Obama presidential primary campaign, 2008
Barack Obama, government.us_president.vice_president, Joe Biden
Tricks and Treats of the 2012 Presidential Debates, book.written_work.subjects, Presidency of Barack Obama
Democratic Party presidential primaries, 2008, government.election.winner, Barack Obama
Barack Obama, government.political_appointer.appointees, m.010g2x8g
Barack Obama, government.political_appointer.appointees, m.05kcjbj
Guerrilla Decontextualization and the 2012 Presidential Election Campaign (Part 1), book.written_work.subjects, Public image of Barack Obama
m.0ngrr7s, book.contents.work, Why Race Mattered in Barack Obama's Re-election
Presidency of Barack Obama, book.book_subject.works, Notebook on Black History Month 2012 (Part 1): Carter G. Woodson and Company
Posted Perspectives on America's 2012 Presidential Election (Part 1), common.topic.subjects, Politics and government
Barack Obama 1996 Illinois Senate Campaign, government.election_campaign.candidate, Barack Obama
Poetics of Paradigm Dancing in the 2012 Presidential Election Campaign, book.written_work.subjects, Presidency of Barack Obama
Barack Obama, government.political_appointer.appointees, m.0w8v5d0
m.0gnmcq2, common.webpage.topic, Presidency of Barack Obama
Why Race Mattered in Barack Obama's Re-election, book.published_work.published_in_published_as, m.0ngrr7d
Barack Obama presidential primary campaign, 2008, government.election_campaign.party, Democratic Party
BarackObama, internet.blog.blogger, Barack Obama
Why Race Mattered in Barack Obama's Re-election, book.written_work.author, Aberjhani
Barack Obama, government.political_appointer.appointees, m.05bj04r
Presidency of Barack Obama, book.book_subject.works, Obama, the Tea Party, and the Art of Political Persuasions Part 1
Barack Obama presidential campaign, 2012, common.topic.image, Obama 2012
m.03gjc2s, common.webpage.topic, Barack Obama presidential primary campaign, 2008
Reinhold Niebuhr, influence.influence_node.influenced, Barack Obama
Barack Obama, internet.blogger.blog, BarackObama
Barack Obama, Sr., people.person.sibling_s, m.0wzjdyf
m.0nb969b, common.webpage.topic, Posted Perspectives on America's 2012 Presidential Election (Part 1)
Americans, book.book_subject.works, Why Race Mattered in Barack Obama's Re-election
There Upon a Bough of Hope and Audacity, book.book_subject.works, Why Race Mattered in Barack Obama's Re-election
Joe Biden vice-presidential campaign, 2012, government.us_vice_presidential_campaign.running_mate, Barack Obama presidential campaign, 2012
Barack Obama, business.board_member.leader_of, m.0w63f9q
Barack Obama, book.book_subject.works, Why Race Mattered in Barack Obama's Re-election
\"President Obama appears to me to have elevated and implemented the artist-activist concept to the role of empowered servant-leader...\", media_common.quotation.subjects, United States Senate elections, 2012
Why Race Mattered in Barack Obama's Re-election, book.written_work.subjects, United States presidential election
President Barack Obama and the Message Beyond the Photograph, book.written_work.subjects, Hillary Rodham Clinton
President Barack Obama and the Message Beyond the Photograph, common.topic.subjects, Elections
The Case Against Barack Obama: The Unlikely Rise and Unexamined Agenda of the Media's Favorite Candidate, book.written_work.subjects, United States presidential election, 2008
Barack Obama, people.person.sibling_s, m.0n4sqk2
Why Race Mattered in Barack Obama's Re-election, common.topic.notable_for, g.125d2n2rk
Barack Obama presidential primary campaign, 2008, government.election_campaign.election, United States presidential election, 2008
Posted Perspectives on America's 2012 Presidential Election (Part 1), common.topic.image, President Barack Obama greets NJ Gov Chris Christie after Hurricane Sandy landfall 2012 (AFP PHOTO by Jewel Samad).jpg
The Case Against Barack Obama: The Unlikely Rise and Unexamined Agenda of the Media's Favorite Candidate, book.book.genre, Non-fiction
Why Race Mattered in Barack Obama's Re-election, common.topic.notable_types, Scholarly work
Barack Obama, government.political_appointer.appointees, m.0wkxqyy
Barack Obama, people.person.sibling_s, m.0n4sqkd
Barack Obama, people.person.education, m.012m9zwm
m.0nb96h0, book.contents.work, Posted Perspectives on America's 2012 Presidential Election (Part 1)
m.0wjhdt8, award.award_nomination.award_nominee, Barack Obama
Joe Biden vice-presidential campaign, 2008, government.us_vice_presidential_campaign.running_mate, Barack Obama presidential primary campaign, 2008
Posted Perspectives on America's 2012 Presidential Election (Part 1), common.topic.notable_for, g.125bpzbb1
Barack Obama, government.political_appointer.appointees, m.0j35vth
Al Gore, government.us_vice_president.to_president, Bill Clinton
Barack Obama, Sr., people.person.spouse_s, m.0j4l4y8
Barack Obama, people.person.education, m.0nbyhy_
Barack Obama, base.politicalconventions.presidential_nominee.nominated_at, 2008 Democratic National Convention
Posted Perspectives on America's 2012 Presidential Election (Part 1), book.published_work.published_in_published_as, m.0nb96h5
Barack Obama, influence.influence_node.influenced_by, Reinhold Niebuhr
Barack Obama presidential campaign, 2012, government.election_campaign.election, United States Presidential Election 2012
Bill Clinton, government.us_president.vice_president, Al Gore
m.0nb96gw, book.contents.work, Posted Perspectives on America's 2012 Presidential Election (Part 1)
Why Race Mattered in Barack Obama's Re-election, book.written_work.subjects, United States of America
Barack Obama, common.topic.image, Barack Obama
Tricks and Treats of the 2012 Presidential Debates, book.written_work.subjects, Public image of Barack Obama
m.0kfngwx, award.award_nomination.award_nominee, Barack Obama
Barack Obama, people.person.profession, Author
Why Race Mattered in Barack Obama's Re-election, book.written_work.subjects, There Upon a Bough of Hope and Audacity
Barack Obama, government.political_appointer.appointees, m.05ctx2h
Posted Perspectives on America's 2012 Presidential Election (Part 1), book.written_work.subjects, Hurricane Sandy
m.0nczndf, film.personal_film_appearance.film, President Obama’s 2011 Race To The Top Commencement Challenge
Barack Obama Senate Portrait, common.image.appears_in_topic_gallery, Current heads of state
Barack Obama, people.person.profession, Writer
Presidency of Barack Obama, book.book_subject.works, Dear James Baldwin (in lieu of Dear Barack Obama)
Barack Obama, government.political_appointer.appointees, m.05g438r
m.04j778c, base.politicalconventions.pres_delegate_vote_tally.candidate, Barack Obama
Barack Obama, government.political_appointer.appointees, m.0jb8k42
Barack Obama, government.political_appointer.appointees, m.09rg1bz
Barack Obama, government.political_appointer.appointees, m.0wzl8h_
Notebook on Black History Month 2012 (Part 1): Carter G. Woodson and Company, book.written_work.subjects, Presidency of Barack Obama
Joe Biden, base.politicalconventions.vice_presidential_nominee.convention_nominated_at, 2008 Democratic National Convention
Barack Obama, Sr., people.person.profession, Politician
Barack Obama, government.politician.election_campaigns, Barack Obama presidential campaign, 2012
Why Race Mattered in Barack Obama's Re-election, book.written_work.original_language, American English
Mitt Romney presidential campaign, 2012, book.book_subject.works, 47 Percenters and Guerrilla Decontextualization (Part 1): Dreams and Nightmares
Mitt Romney, government.politician.election_campaigns, Mitt Romney presidential campaign, 2012
Why Race Mattered in Barack Obama's Re-election, common.topic.article, m.0ngrrbb
Why Race Mattered in Barack Obama's Re-election, common.topic.image, 1 Presidet Barack Obama and VP Joe Biden Election Night 2012 photo by Jim Bourg and Reuters.jpg
m.03gjhww, government.political_party_tenure.politician, Barack Obama
The Case Against Barack Obama: The Unlikely Rise and Unexamined Agenda of the Media's Favorite Candidate, book.written_work.author, David Freddoso
Barack Obama, people.person.sibling_s, m.0n4sqkk
Barack Obama, government.political_appointer.appointees, m.0k06hnf
m.0gnm9vl, common.webpage.topic, Barack Obama
Barack Obama, Sr., people.person.sibling_s, m.0k6m6kc
By the People: The Election of Barack Obama, common.topic.notable_types, Award-Winning Work
Joe Biden, government.politician.election_campaigns, Joe Biden vice-presidential campaign, 2012
Presidency of Barack Obama, common.topic.webpage, m.0gnmcq2
Barack Obama, government.political_appointer.appointees, m.0nd7wz9
Barack Obama, people.person.education, m.02nqgmw
Presidency of Barack Obama, book.book_subject.works, Barack Obama and the Jim Crow Media
Guerrilla Decontextualization and the 2012 Presidential Election Campaign (Part 1), common.topic.image, Rev Jeremiah Wright photo by Robin Holland.jpg
President Barack Obama and the Message Beyond the Photograph, common.topic.subjects, Hillary Rodham Clinton
Barack Obama, people.person.education, m.0nbyhqc
Poetics of Paradigm Dancing in the 2012 Presidential Election Campaign, book.written_work.subjects, Barack Obama
Barack Obama, government.politician.election_campaigns, Barack Obama 1996 Illinois Senate Campaign
Barack Obama, government.political_appointer.appointees, m.05bj130
Barack Obama, government.political_appointer.appointees, m.052lwd3
Barack Obama, government.politician.election_campaigns, Barack Obama presidential primary campaign, 2008
Barack Obama, government.political_appointer.appointees, m.010p3jbd
Why Race Mattered in Barack Obama's Re-election, book.written_work.subjects, Demographics of the United States
Barack Obama, people.person.sibling_s, m.0kv53ff
Barack Obama, people.person.ethnicity, English American
Chris Christie, book.book_subject.works, Posted Perspectives on America's 2012 Presidential Election (Part 1)
Barack Obama, common.topic.article, m.02wh0cm
Barack Obama, Sr., common.topic.article, m.03qccxn
Barack Obama, government.political_appointer.appointees, m.010g2xdb
Barack Obama Senate Portrait, common.image.appears_in_topic_gallery, Barack Obama
Barack Obama presidential primary campaign, 2008, common.topic.article, m.0282m18
Barack Obama, common.topic.notable_for, g.125920_xt
Barack Obama, people.person.sibling_s, m.0n4sql0
By the People: The Election of Barack Obama, film.film.language, English Language
Barack Obama, government.politician.party, m.03gjhww
The Case Against Barack Obama: The Unlikely Rise and Unexamined Agenda of the Media's Favorite Candidate, book.written_work.original_language, English Language
President Barack Obama and the Message Beyond the Photograph, common.topic.subjects, Joe Biden
Barack Obama, government.political_appointer.appointees, m.052m8b1
Barack Obama, government.political_appointer.appointees, m.0znj0g4
Posted Perspectives on America's 2012 Presidential Election (Part 1), book.published_work.published_in_published_as, m.0nb96hb
Posted Perspectives on America's 2012 Presidential Election (Part 1), book.published_work.published_in_published_as, m.0nb96gw
Barack Obama 2004 US Senate Campaign, government.election_campaign.party, Democratic Party
Barack Obama, Sr., people.person.education, m.04hg7hb
Barack Obama, government.political_appointer.appointees, m.0jb89c0
Barack Obama, government.political_appointer.appointees, m.05bhv8k
Why Race Mattered in Barack Obama's Re-election, common.topic.webpage, m.0ngrrkz
Tricks and Treats of the 2012 Presidential Debates, book.written_work.subjects, Barack Obama
Presidency of Barack Obama, book.book_subject.works, Countdown of 10 Amazing Moments from the Year 2011: No. 6 Sonny Rollins
Why Race Mattered in Barack Obama's Re-election, book.written_work.subjects, Presidency of Barack Obama
Posted Perspectives on America's 2012 Presidential Election (Part 1), book.written_work.subjects, Mitt Romney presidential campaign, 2012
Barack Obama, government.political_appointer.appointees, m.0wzl8x_
Mitt Romney presidential campaign, 2012, common.topic.notable_types, Election campaign
Barack Obama, government.political_appointer.appointees, m.0j34rt6
Barack Obama, people.person.education, m.0nbyj44
Barack Obama, common.topic.article, m.09s453y
Barack Obama presidential campaign, 2012, government.election_campaign.party, Democratic Party
Barack Obama, government.political_appointer.appointees, m.0jtmkth
Barack Obama, government.political_appointer.appointees, m.05bj120
Barack Obama, government.political_appointer.appointees, m.05v3kv0
Barack Obama, government.political_appointer.appointees, m.0r5y214
Barack Obama, people.person.profession, Lawyer
Posted Perspectives on America's 2012 Presidential Election (Part 1), book.short_non_fiction.mode_of_writing, Article
Barack Obama, people.person.education, m.02nqgp6
Barack Obama, government.political_appointer.appointees, m.0k9_61x
Joe Biden, government.politician.election_campaigns, Joe Biden vice-presidential campaign, 2008
President Obama’s 2011 Race To The Top Commencement Challenge, film.film.personal_appearances, m.0nczndf
m.0nb96h5, book.contents.work, Posted Perspectives on America's 2012 Presidential Election (Part 1)
Dear James Baldwin (in lieu of Dear Barack Obama), common.topic.article, m.0hj951l
Joe Biden vice-presidential campaign, 2008, government.election_campaign.candidate, Joe Biden
Barack Obama, government.political_appointer.appointees, m.0w25ghz
Posted Perspectives on America's 2012 Presidential Election (Part 1), book.published_work.published_in_published_as, m.0nb96h0
Joe Biden vice-presidential campaign, 2012, government.election_campaign.party, Democratic Party
Barack Obama, Sr., common.topic.notable_for, g.125b6pkhc
Barack Obama, government.political_appointer.appointees, m.064d51m
m.0ngrrkz, common.webpage.topic, Why Race Mattered in Barack Obama's Re-election
Barack Obama, people.person.education, m.02nqgn2
Presidency of Barack Obama, common.topic.image, Official portrait of Barack Obama
Barack Obama, people.person.quotations, Just give it a try
Barack Obama, people.person.education, m.012l94sv
By the People: The Election of Barack Obama, film.film.country, United States of America
Hillary Rodham Clinton, base.obamabase.cabinet_member.cabinet_position, United States Secretary of State
m.0nbykj0, tv.tv_guest_personal_appearance.episode, Sen. Barack Obama, Orny Adams, Keith Urban
Why Race Mattered in Barack Obama's Re-election, book.scholarly_work.works_cited, The New Jim Crow
Barack Obama, government.political_appointer.appointees, m.0r60ybv
Barack Obama, book.book_subject.works, Tricks and Treats of the 2012 Presidential Debates
Mitt Romney presidential campaign, 2012, book.book_subject.works, Guerrilla Decontextualization and the 2012 Presidential Election Campaign (Part 1)
Why Race Mattered in Barack Obama's Re-election, book.written_work.subjects, Michelle Alexandra
Barack Obama 2004 US Senate Campaign, government.election_campaign.candidate, Barack Obama
Posted Perspectives on America's 2012 Presidential Election (Part 1), book.written_work.subjects, Federal Emergency Management Agency
Joe Biden vice-presidential campaign, 2012, government.election_campaign.candidate, Joe Biden
Presidency of Barack Obama, book.book_subject.works, Why Race Mattered in Barack Obama's Re-election
Barack Obama, government.political_appointer.appointees, m.05gwyg2
Hillary Rodham Clinton, book.book_subject.works, President Barack Obama and the Message Beyond the Photograph
Barack Obama, common.image.size, m.0klz8m
Barack Obama presidential primary campaign, 2008, common.topic.image, Flickr Obama Springfield 01
m.0nb96hb, book.contents.work, Posted Perspectives on America's 2012 Presidential Election (Part 1)
Barack Obama presidential primary campaign, 2008, government.us_presidential_campaign.running_mate, Joe Biden vice-presidential campaign, 2008
Presidency of Barack Obama, book.book_subject.works, Tricks and Treats of the 2012 Presidential Debates
Michelle Obama, book.book_subject.works, Why Race Mattered in Barack Obama's Re-election
Presidency of Barack Obama, book.book_subject.works, Guerrilla Decontextualization and the 2012 Presidential Election Campaign (Part 1)
Barack Obama presidential primary campaign, 2008, common.topic.webpage, m.03gjc2s
President Barack Obama and the Message Beyond the Photograph, common.topic.image, President Barack Obama with National Security Team Members on May 1, 2011, official White House photo by Pete Souza.jpg
Barack Obama, people.person.parents, Ann Dunham
m.0ngrr7y, book.contents.work, Why Race Mattered in Barack Obama's Re-election
Posted Perspectives on America's 2012 Presidential Election (Part 1), book.written_work.subjects, Barack Obama
Barack Obama presidential primary campaign, 2008, government.election_campaign.candidate, Barack Obama
Barack Obama, common.topic.article, m.02mjn1
Barack Obama, book.book_subject.works, Countdown of 10 Amazing Moments from the Year 2011: No. 6 Sonny Rollins
m.0ngrr7d, book.contents.work, Why Race Mattered in Barack Obama's Re-election
m.0dkbptg, common.webpage.topic, Barack Obama
Barack Obama, government.political_appointer.appointees, m.09knk78
Guerrilla Decontextualization and the 2012 Presidential Election Campaign (Part 1), book.written_work.subjects, Barack Obama
By the People: The Election of Barack Obama, film.film.personal_appearances, m.0gyyhbr
Why Race Mattered in Barack Obama's Re-election, book.published_work.published_in_published_as, m.0ngrr7s
Presidency of Barack Obama, book.book_subject.works, Posted Perspectives on America's 2012 Presidential Election (Part 1)
Barack Obama, book.book_subject.works, Countdown of 10 Amazing Moments from the Year 2011: No. 2 President Obama

Answer: Joe Biden