Complex sentence: Domingo Paes wrote that he had 12 queens and Fernao Nuniz recorded that, immediately after his accession, Krishnadevaraya married a courtesan of his youth, Chinna Devi.
Split into simpler sentences: Domingo Paes wrote that he had 12 queens. And Fernao Nuniz recorded that, immediately after his accession, Krishnadevaraya married a courtesan of his youth, Chinna Devi.