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: At which university did the author of "The Audacity of Hope" earn his bachelor's degree? 
Knowledge Triplets: m.0pl5yxb, education.education.institution, Columbia University
m.04htl5g, education.education.institution, Columbia University
The Audacity of Hope, book.book.genre, Biography
Columbia University, book.author.works_written, Firdausī celebration, 935-1935
m.04ysv28, education.education.institution, Columbia University
m.02wmzy8, education.education.institution, Columbia University
m.02wnb89, education.education.institution, Columbia University
The audacity of hope, book.book_edition.author_editor, Barack Obama
m.0hn_9bc, education.education.institution, Columbia University
m.03llz75, education.education.institution, Columbia University
m.0jzrld8, education.education.institution, Columbia University
m.0gh9hn3, education.education.institution, Columbia University
m.02wn85m, education.education.institution, Columbia University
m.02wn487, education.education.institution, Columbia University
The Audacity of Hope, book.written_work.subjects, Politics
Columbia University, 1897, book.written_work.author, Columbia University
Columbia University, book.author.works_written, Revised statutes
m.04hldfh, education.education.institution, Columbia University
m.0n1lch5, education.education.institution, Columbia University
m.0n0sh75, education.education.institution, Columbia University
m.03hbr86, education.education.institution, Columbia University
The Audacity of Hope, book.book.genre, Sociology
Columbia University, book.author.works_written, The Lohf years
m.0646n8f, education.education.institution, Columbia University
m.0dw0sfm, education.education.institution, Columbia University
m.065mts8, education.education.institution, Columbia University
m.0n0sksz, education.education.institution, Columbia University
m.04hf8bb, education.education.institution, Columbia University
m.0dls397, education.education.institution, Columbia University
m.0n15shd, education.education.institution, Columbia University
The Libraries of Columbia University, book.written_work.author, Columbia University
A quarter century of learning, 1904-1929, book.written_work.author, Columbia University
m.0gmjksz, education.education.institution, Columbia University
m.04yswpn, education.education.institution, Columbia University
m.045ydj8, education.education.institution, Columbia University
m.0svxxhn, education.education.institution, Columbia University
m.0gmhfnb, education.education.institution, Columbia University
m.02wncz3, education.education.institution, Columbia University
m.05yzyp8, education.education.institution, Columbia University
m.06zyg96, education.education.institution, Columbia University
m.02wncd9, education.education.institution, Columbia University
m.02wn0db, education.education.institution, Columbia University
m.07y4hvy, education.education.institution, Columbia University
m.02wn2br, education.education.institution, Columbia University
m.0n46ghy, education.education.institution, Columbia University
m.09sc80h, education.education.institution, Columbia University
m.04htnrg, education.education.institution, Columbia University
m.02wnwtd, education.education.institution, Columbia University
m.0gmhh8m, education.education.institution, Columbia University
Catalog Avery Memorial Archite, book.written_work.author, Columbia University
m.02wnldt, education.education.institution, Columbia University
Columbia University, book.author.works_written, Public education and the future of Puerto Rico
m.0_sqn04, award.award_honor.honored_for, The Audacity of Hope
Columbia University, book.author.works_written, Officers and graduates of Columbia college
The Audacity of Hope, book.written_work.original_language, English Language
m.05t669b, education.education.institution, Columbia University
m.03ltmny, education.education.institution, Columbia University
m.0hnjd21, education.education.institution, Columbia University
m.0n1mycy, education.education.institution, Columbia University
m.04fs8jy, education.education.institution, Columbia University
m.02wn88s, education.education.institution, Columbia University
m.0ggggyg, education.education.institution, Columbia University
m.05bbzys, education.education.institution, Columbia University
m.02wnjkj, education.education.institution, Columbia University
There Upon a Bough of Hope and Audacity, book.book_subject.works, Why Race Mattered in Barack Obama's Re-election
m.02wnyn2, education.education.institution, Columbia University
m.0svyd49, education.education.institution, Columbia University
m.0646n93, education.education.institution, Columbia University
m.07sk85d, education.education.institution, Columbia University
m.09vjktd, education.education.institution, Columbia University
The Audacity of Hope, book.book.editions, The Audacity of Hope
Barack Obama, book.author.works_written, The Audacity of Hope
m.0nd8416, education.education.institution, Columbia University
m.04ysy4t, education.education.institution, Columbia University
Columbia University, book.author.works_written, Oral History Collection of Columbia University
m.04hqylt, education.education.institution, Columbia University
m.0n41gyd, education.education.institution, Columbia University
m.063vhtb, education.education.institution, Columbia University
Spinoza Bibliography, book.written_work.author, Columbia University
m.02wnswg, education.education.institution, Columbia University
m.0wln3rz, education.education.institution, Columbia University
m.06zy3yn, education.education.institution, Columbia University
The rise of a university .., book.written_work.author, Columbia University
Columbia University, book.author.openlibrary_id, OL124757A
m.0svydgt, education.education.institution, Columbia University
m.02wn5my, education.education.institution, Columbia University
m.06zy473, education.education.institution, Columbia University
m.0n41hm9, education.education.institution, Columbia University
m.02wnshy, education.education.institution, Columbia University
The audacity of hope, common.topic.notable_types, Book Edition
m.0n1lfdh, education.education.institution, Columbia University
m.04hgrtj, education.education.institution, Columbia University
m.0n0z7db, education.education.institution, Columbia University
m.0svy297, education.education.institution, Columbia University
Barack Obama, people.person.education, m.02nqgmw
m.07wkhf7, award.award_honor.honored_for, The Audacity of Hope
m.0bwt3nr, education.education.institution, Columbia University
m.04lnbbb, education.education.institution, Columbia University
m.02wns54, education.education.institution, Columbia University
m.0h41pym, education.education.institution, Columbia University
The Audacity of Hope, book.book_edition.book, The Audacity of Hope
m.02wnlsb, education.education.institution, Columbia University
m.04hrymn, education.education.institution, Columbia University
m.0w5brhr, education.education.institution, Columbia University
m.02wnbmy, education.education.institution, Columbia University
m.0n13mym, education.education.institution, Columbia University
The Audacity of Hope, base.schemastaging.context_name.pronunciation, g.125_lrgmb
m.02wnmrg, education.education.institution, Columbia University
m.02wnczh, education.education.institution, Columbia University
m.0wknb8s, education.education.institution, Columbia University
m.02wnktd, education.education.institution, Columbia University
The Audacity of Hope: Thoughts on Reclaiming the American Dream, book.book_edition.book, The Audacity of Hope
The Audacity of Hope, book.author.works_written, Barack Obama
m.09j53jd, education.education.institution, Columbia University
The Audacity of Hope, book.written_work.subjects, Congress
Columbia University, book.author.works_written, Chapters in Western civilization
m.02wnd7b, education.education.institution, Columbia University
m.0102zhrg, education.education.institution, Columbia University
m.02wn3gr, education.education.institution, Columbia University
The Audacity of Hope: Thoughts on Reclaiming the American Dream, award.award_nominated_work.award_nominations, m.0k0xg8d
Columbia University, book.author.works_written, The Libraries of Columbia University
La audacia de la esperanza, book.translation.translation_of, The Audacity of Hope
m.02wny0d, education.education.institution, Columbia University
The Audacity of Hope, book.book.editions, The audacity of hope
m.0wkdhjh, education.education.institution, Columbia University
Att våga hoppas, book.translation.translation_of, The Audacity of Hope
The Audacity of Hope, common.topic.notable_types, Book
m.0dm6rzg, education.education.institution, Columbia University
m.02wnhdd, education.education.institution, Columbia University
The Audacity of Hope, common.topic.notable_for, g.12585641j
m.02wnfkm, education.education.institution, Columbia University
The Audacity of Hope, book.written_work.subjects, Political Science
m.0n0tfmy, education.education.institution, Columbia University
Columbia University, book.author.works_written, The New York Federal Archive Building
An official guide to Columbia university, book.written_work.author, Columbia University
m.05y_48d, education.education.institution, Columbia University
m.0h9bcs6, education.education.institution, Columbia University
m.05y_102, education.education.institution, Columbia University
m.02wnyt7, education.education.institution, Columbia University
m.09y55vc, common.webpage.topic, The Audacity of Hope
m.0h9bb14, education.education.institution, Columbia University
m.0n1cdrn, education.education.institution, Columbia University
m.02wnmhd, education.education.institution, Columbia University
m.0hn_jth, education.education.institution, Columbia University
The Audacity of Hope, award.award_nominated_work.award_nominations, m.0_sqn39
Columbia University, book.author.works_written, Manual for the study of contemporary civilization
m.02wnlb8, education.education.institution, Columbia University
m.06zy3fw, education.education.institution, Columbia University
m.02wnh78, education.education.institution, Columbia University
m.02wncdp, education.education.institution, Columbia University
m.0n0rdyh, education.education.institution, Columbia University
Columbia University, book.author.works_written, Contemporary civilization source book
m.0n0s3cz, education.education.institution, Columbia University
m.09sc84h, education.education.institution, Columbia University
m.04mbspn, education.education.institution, Columbia University
Revised statutes, book.written_work.author, Columbia University
Barack Obama, book.author.book_editions_published, The audacity of hope
m.05yzdsz, education.education.institution, Columbia University
Columbia University, book.author.works_written, Lectures on literature
The Audacity of Hope, award.award_winning_work.awards_won, m.0_sqn04
The Audacity of Hope, book.written_work.subjects, History of the United States
The Audacity of Hope, book.written_work.subjects, African-American studies
m.04zddk5, education.education.institution, Columbia University
The Audacity of Hope, common.topic.article, m.0262vry
m.045xldb, education.education.institution, Columbia University
m.09yn48r, common.webpage.topic, The Audacity of Hope
m.06zy269, education.education.institution, Columbia University
m.0w5dbrm, education.education.institution, Columbia University
The Audacity of Hope, book.written_work.author, Barack Obama
m.04yt3ht, education.education.institution, Columbia University
Columbia University, book.author.works_written, Spinoza Bibliography
m.05yys96, education.education.institution, Columbia University
Columbia University, book.author.works_written, An official guide to Columbia university
m.04hfhnt, education.education.institution, Columbia University
m.0wlqbry, education.education.institution, Columbia University
m.09wvc1f, common.webpage.topic, The Audacity of Hope
m.01012yys, education.education.institution, Columbia University
m.04htm02, education.education.institution, Columbia University
m.02wnm7b, education.education.institution, Columbia University
The Audacity of Hope, freebase.valuenotation.has_value, Date written
m.02wmyht, education.education.institution, Columbia University
Columbia University, book.author.works_written, Bibliography Of James Harvey Robinson
Columbia University, book.author.works_written, Outline of readings in important books
m.0n0yssz, education.education.institution, Columbia University
m.02wmy4y, education.education.institution, Columbia University
m.02wn7ry, education.education.institution, Columbia University
Columbia University, book.author.works_written, A quarter century of learning, 1904-1929
m.05yy_ll, education.education.institution, Columbia University
m.02wnn68, education.education.institution, Columbia University
m.04lnh8w, education.education.institution, Columbia University
m.04ystr2, education.education.institution, Columbia University
m.02wny74, education.education.institution, Columbia University
m.04lpfwh, education.education.institution, Columbia University
Columbia University, book.author.works_written, A history of Columbia University 1754-1904
m.065mtsh, education.education.institution, Columbia University
Author Index Psychological Ind, book.written_work.author, Columbia University
m.04fs9sw, education.education.institution, Columbia University
m.0gggktm, education.education.institution, Columbia University
m.02wnylh, education.education.institution, Columbia University
The Lohf years, book.written_work.author, Columbia University
m.0n1ky12, education.education.institution, Columbia University
m.04ysy0h, education.education.institution, Columbia University
The audacity of hope, book.book_edition.book, The Audacity of Hope
Why Race Mattered in Barack Obama's Re-election, book.written_work.subjects, There Upon a Bough of Hope and Audacity
m.0667vky, education.education.institution, Columbia University
The Audacity of Hope, common.topic.webpage, m.09wvc1f
The Audacity of Hope, book.written_work.subjects, Current events
m.04hfzh2, education.education.institution, Columbia University
m.02wnzyt, education.education.institution, Columbia University
The Audacity of Hope, book.written_work.subjects, United States of America
m.0n9ysht, education.education.institution, Columbia University
m.05yyxdy, education.education.institution, Columbia University
m.0sw25hm, education.education.institution, Columbia University
m.02wnstz, education.education.institution, Columbia University
m.02wnhrn, education.education.institution, Columbia University
m.02wnnpy, education.education.institution, Columbia University
m.0k0xg8d, award.award_nomination.nominated_for, The Audacity of Hope: Thoughts on Reclaiming the American Dream
Columbia University, book.author.works_written, An historical sketch of Columbia College in the city of New York 1754-1876
m.02wmydf, education.education.institution, Columbia University
m.0n46grn, education.education.institution, Columbia University
m.02wn8pt, education.education.institution, Columbia University
The Audacity of Hope, award.award_winning_work.awards_won, m.07wkhf7
m.062yng5, education.education.institution, Columbia University
m.09vjksb, education.education.institution, Columbia University
m.02wns49, education.education.institution, Columbia University
m.0jzrjk8, education.education.institution, Columbia University
m.07lgg83, education.education.institution, Columbia University
m.02wnrg8, education.education.institution, Columbia University
m.04hllds, education.education.institution, Columbia University
m.0n0smdf, education.education.institution, Columbia University
m.02wnhk8, education.education.institution, Columbia University
Officers and graduates of Columbia college, book.written_work.author, Columbia University
m.02wmyjg, education.education.institution, Columbia University
The Audacity of Hope, book.written_work.subjects, Government
Columbia University, book.author.works_written, The Changing Face of Transatlantic Relations
m.0gl19ky, education.education.institution, Columbia University
m.09j53ny, education.education.institution, Columbia University
m.04fntny, education.education.institution, Columbia University
m.03p72ky, education.education.institution, Columbia University
m.0svy_ll, education.education.institution, Columbia University
m.04htgd6, education.education.institution, Columbia University
m.05yzdgd, education.education.institution, Columbia University
m.04yt1dz, education.education.institution, Columbia University
m.02wnzdn, education.education.institution, Columbia University
m.062yny1, education.education.institution, Columbia University
m.06zy45v, education.education.institution, Columbia University
m.04hmf3h, education.education.institution, Columbia University
m.04lnlbh, education.education.institution, Columbia University
m.02wnm9h, education.education.institution, Columbia University
m.0668216, education.education.institution, Columbia University
m.04lp7y8, education.education.institution, Columbia University
m.064zy7m, education.education.institution, Columbia University
m.02wnnnm, education.education.institution, Columbia University
Columbia University, book.author.works_written, Social work as human relations;
Congress, book.book_subject.works, The Audacity of Hope
m.062yxky, education.education.institution, Columbia University
m.0dhys7y, education.education.institution, Columbia University
m.0n45s0s, education.education.institution, Columbia University
The Audacity of Hope, book.written_work.subjects, Sociology
Columbia University, book.author.works_written, Dict Ctg Columbia University L
Columbia University, book.author.works_written, The rise of a university ..
m.07lmn3b, education.education.institution, Columbia University
m.0sw37db, education.education.institution, Columbia University
m.02wn_83, education.education.institution, Columbia University
m.02wnsly, education.education.institution, Columbia University
Bachelor of Arts, education.education.degree, m.02nqgmw
The Audacity of Hope, common.topic.notable_types, Book Edition
Barack Obama, book.author.book_editions_published, The Audacity of Hope: Thoughts on Reclaiming the American Dream
m.04hghns, education.education.institution, Columbia University
m.04lp8bz, education.education.institution, Columbia University
m.04dnxdg, education.education.institution, Columbia University
m.0w59kyg, education.education.institution, Columbia University
m.0sw3pfd, education.education.institution, Columbia University
The Audacity of Hope, book.book_edition.isbn, 9780739366417
m.04lntgg, education.education.institution, Columbia University
m.02wnkym, education.education.institution, Columbia University
m.0wlnxd7, education.education.institution, Columbia University
m.04ynvhj, education.education.institution, Columbia University
m.0w57bcz, education.education.institution, Columbia University
m.0svyrmw, education.education.institution, Columbia University
m.0hnzsnt, education.education.institution, Columbia University
m.04ysw6d, education.education.institution, Columbia University
m.02wncdz, education.education.institution, Columbia University
m.04hldyr, education.education.institution, Columbia University
In honor of Marjorie Hope Nicolson, book.written_work.author, Columbia University
m.0zrk2hr, education.education.institution, Columbia University
m.02wny9z, education.education.institution, Columbia University
m.047jyct, education.education.institution, Columbia University
m.062yxn1, education.education.institution, Columbia University
m.04hssbd, education.education.institution, Columbia University
m.02wnplm, education.education.institution, Columbia University
Barack Obama, book.author.book_editions_published, The Audacity of Hope
m.04lnjt8, education.education.institution, Columbia University
Columbia University, book.author.works_written, Avery Obituary Index Architect
m.02wn9yb, education.education.institution, Columbia University
Columbia University, book.author.works_written, Dict Ctg Whitney M Young Junio
m.02wnyh3, education.education.institution, Columbia University
Columbia University, book.author.works_written, St. Paul's Chapel of Columbia University
m.0648whb, education.education.institution, Columbia University
m.0n1ks85, education.education.institution, Columbia University
A history of Columbia University 1754-1904, book.written_work.author, Columbia University
m.06wgjkk, education.education.institution, Columbia University
m.02wnsd8, education.education.institution, Columbia University
m.02wn857, education.education.institution, Columbia University
Lectures on literature, book.written_work.author, Columbia University
m.04yxrws, education.education.institution, Columbia University
m.04lnm1y, education.education.institution, Columbia University
m.02wnrnk, education.education.institution, Columbia University
m.0gggky5, education.education.institution, Columbia University
m.0hnjbx8, education.education.institution, Columbia University
m.07ltd5y, education.education.institution, Columbia University
m.0n1jyck, education.education.institution, Columbia University
m.040sdd5, education.education.institution, Columbia University
Oral History Collection of Columbia University, book.written_work.author, Columbia University
m.0wkz6bc, education.education.institution, Columbia University
m.05yyx85, education.education.institution, Columbia University
m.0czvy3s, education.education.institution, Columbia University
The Audacity of Hope, book.book_edition.author_editor, Barack Obama
m.0667yx4, education.education.institution, Columbia University
m.0n46gky, education.education.institution, Columbia University
Columbia University, book.author.works_written, Catalog Avery Memorial Archite
The Audacity of Hope, book.translated_work.translations, Att våga hoppas
St. Paul's Chapel of Columbia University, book.written_work.author, Columbia University
m.05yytr7, education.education.institution, Columbia University
m.06wgnkd, education.education.institution, Columbia University
m.02wnztd, education.education.institution, Columbia University
m.0667jvy, education.education.institution, Columbia University
m.0g5bshm, education.education.institution, Columbia University
The Audacity of Hope, common.topic.notable_for, g.125dsx6kg
m.02wnywp, education.education.institution, Columbia University
The Audacity of Hope, book.translated_work.translations, La audacia de la esperanza
Columbia University, book.author.works_written, Index Learned Chinese Periodic
m.05yyht2, education.education.institution, Columbia University
m.04lt3y7, education.education.institution, Columbia University
The Audacity of Hope, book.book.editions, The Audacity of Hope: Thoughts on Reclaiming the American Dream
m.0svsndt, education.education.institution, Columbia University
Dict Ctg Columbia University L, book.written_work.author, Columbia University
m.0646jkh, education.education.institution, Columbia University
m.0w5lfhm, education.education.institution, Columbia University
m.0646m78, education.education.institution, Columbia University
The Audacity of Hope, book.written_work.subjects, International relations
Columbia University, book.author.works_written, Introduction to contemporary civilization
m.062yxyg, education.education.institution, Columbia University
m.0g5bryb, education.education.institution, Columbia University
m.04mbkkd, education.education.institution, Columbia University
m.02wmylf, education.education.institution, Columbia University
m.02wnwcm, education.education.institution, Columbia University
Barack Obama, book.poem_character.appears_in_poems, There Upon a Bough of Hope and Audacity
m.02wn28z, education.education.institution, Columbia University
m.0667hny, education.education.institution, Columbia University
m.0_sqn39, award.award_nomination.nominated_for, The Audacity of Hope
Firdausī celebration, 935-1935, book.written_work.author, Columbia University
m.05yyxgc, education.education.institution, Columbia University
m.02wpt46, education.education.institution, Columbia University
m.0ggghmd, education.education.institution, Columbia University
m.0g5bryn, education.education.institution, Columbia University
m.02wmrzj, education.education.institution, Columbia University
m.02wnbyd, education.education.institution, Columbia University
There Upon a Bough of Hope and Audacity, book.poem.characters, Barack Obama
Columbia University, book.author.openlibrary_id, OL3608620A
m.02wnj8b, education.education.institution, Columbia University
m.03lfz6t, education.education.institution, Columbia University
m.02wnhn5, education.education.institution, Columbia University
m.0bmyn08, education.education.institution, Columbia University
m.04m11rz, education.education.institution, Columbia University
m.04yt0br, education.education.institution, Columbia University
Dict Ctg Whitney M Young Junio, book.written_work.author, Columbia University
m.0w5b8bc, education.education.institution, Columbia University
m.0_9qlts, education.honorary_degree.institution, Columbia University
The Audacity of Hope, common.topic.webpage, m.09y55vc
m.0667nlh, education.education.institution, Columbia University
The New York Federal Archive Building, book.written_work.author, Columbia University
m.02wnsnt, education.education.institution, Columbia University
m.04lp47w, education.education.institution, Columbia University
m.0n45rkf, education.education.institution, Columbia University
m.06zy4kt, education.education.institution, Columbia University
m.05yyvvy, education.education.institution, Columbia University
m.04m44kr, education.education.institution, Columbia University
m.0gggh9b, education.education.institution, Columbia University
m.0dwcny4, education.education.institution, Columbia University
m.02wn347, education.education.institution, Columbia University
m.0n0ylh8, education.education.institution, Columbia University
m.02wn9lz, education.education.institution, Columbia University
Columbia University, book.author.works_written, Columbia University, 1897
m.02nqgmw, education.education.institution, Columbia University
The Audacity of Hope: Thoughts on Reclaiming the American Dream, book.book_edition.author_editor, Barack Obama
Columbia University, book.author.works_written, Author Index Psychological Ind
m.06zych5, education.education.institution, Columbia University
Columbia University, book.author.works_written, In honor of Marjorie Hope Nicolson
m.062yx76, education.education.institution, Columbia University
m.0646m28, education.education.institution, Columbia University
m.0svy0s8, education.education.institution, Columbia University
m.07llr85, education.education.institution, Columbia University
m.04yt0j8, education.education.institution, Columbia University
m.0w56j0s, education.education.institution, Columbia University
m.0fpky8f, education.education.institution, Columbia University
The Audacity of Hope, common.topic.webpage, m.09yn48r
m.0hzhjkd, education.education.institution, Columbia University
m.02wmyy3, education.education.institution, Columbia University
m.0hn_hty, education.education.institution, Columbia University
m.04yt1bb, education.education.institution, Columbia University
m.04ls7y9, education.education.institution, Columbia University
m.0666hnb, education.education.institution, Columbia University

Answer: Columbia University