Complex sentence: The Marshal of Tahlequah is a minor character who rescues Billy after he gets in a fight with a group of rude children in the town of Tahlequah and he buys strawberry soda pop for Billy after saving him.
Split into simpler sentences: The Marshal of Tahlequah is a minor character who rescues Billy after he gets in a fight with a group of rude children in the town of Tahlequah. He also buys strawberry soda pop for Billy after saving him.