Complex sentence: His father, Mirzā Muhammad Hussein Khān, was King Habibullah Khan's finance minister and owned mansions in Kabul and Jalalabad, but was later hanged by Habibullah Khan's son and successor, Amanullah Khan.
Split into simpler sentences: His father, Mirzā Muhammad Hussein Khān, was King Habibullah Khan's finance minister and owned mansions in Kabul and Jalalabad. He was later hanged by Habibullah Khan's son and successor, Amanullah Khan.