 García Márquez believed that most of the information available on Bolívar was one @-@ dimensional : " No one ever said in Bolívar 's biographies that he sang or that he was constipated ... but historians don 't say these things because they think they are not important . " In the epilogue to the novel , García Márquez writes that he researched the book for two years ; the task was difficult , both because of his lack of experience in conducting historical research , and the lack of documentary evidence for the events of the final period of Bolívar 's life . 
 García Márquez believed that most of the information available on Bolívar was one @-@ dimensional : " No one ever said in Bolívar <a href='null_genetive' title='1'><mark>'s</mark></a>biographies that he sang or that he was constipated ... but historians don 't say these things because they think they <a href='negative_concord' title='2'><mark>are</mark></a> <a href='negative_concord' title='3'><mark>not</mark></a>important . " In the epilogue to the novel , García Márquez <a href='uninflect' title='4'><mark>writes</mark></a> that he researched the book for two years ; the task was difficult , both because of his lack of experience in conducting historical research , and the lack of documentary evidence for the events of the final period of Bolívar <a href='null_genetive' title='5'><mark>'s</mark></a>life . 
García Márquez believed that most of the information available on Bolívar was one @-@ dimensional : " No one eva said in Bolívar  biographies dat he sang or tdathe was constipated ... but historians don 't say dese things cause they think they ain't important . " In the epilogue to da novel , García Márquez write that he researched tdabook fir 2 years ; the task was difficult , both bebecuzf his lack of experience in conducting historical research , and the lack of documentary evidence for thdavents of the final period of Bolívar  life .