Complex sentence: During the day, gladiators train under the instruction of the Doctore in a courtyard which sits in view of an upper balcony which Batiatus & his wife frequently make use of to entertain guests with interest of the gladiators.
Split into simpler sentences: During the day, gladiators train under the instruction of the Doctore. They train in a courtyard which sits in view of an upper balcony which Batiatus & his wife frequently make use of to entertain guests with interest of the gladiators.