Complex sentence: When Livaneli finished his school his father was going to buy him a bicycle, while his father was walking he seen a kid with bicycle got hit by a truck his father said "I'm going to get you a saz".
Split into simpler sentences: When Livaneli finished his school his father was going to buy him a bicycle. Then his father saw a kid with a bicycle getting hit by a truck so his father said "I'm going to get you a saz".