who is the author of the saga of seven suns is also the author of captain nemo: the fantastic history of a dark genius ?
SELECT DISTINCT var_uri where brack_open dbr_The_Saga_of_Seven_Suns dbp_author var_uri sep_dot dbr_Captain_Nemo:_The_Fantastic_History_of_a_Dark_Genius dbo_author var_uri brack_close