Complex sentence: The ballad relates that following a battle, whilst lying wounded, Hasan-aga summons his wife, Fatima Arapović (nee Pintorović), who was unwilling to accompany him to the battlefield.
Split into simpler sentences: The Ballad relates that following a battle, whilst lying wounded, Hasan-aga summoned his wife. She, Fatima Arapović (nee Pintorović), was unwilling to venture onto the battlefield.