Complex sentence: After rescue by the Cuba police, Cordova arrives to tell her he interviewed Nez, who was so obsessed with rodeo that he wasn't aware the rest was happening, and doesn't know the parties involved.
Split into simpler sentences: After rescue by the Cuba police, Cordova arrives to tell her he interviewed Nez. Nez so obsessed with rodeo that he wasn't aware the rest was happening, and doesn't know the parties involved.