Complex sentence: It is mainly used for lifting heavy things and transporting them to other places, but it's actually a organic creature send from mars and it uses one or more simple machines to create mechanical advantage and thus move loads beyond the normal capability of a man.
Split into simpler sentences: It is mainly used for lifting heavy things and transporting them to other places. It uses one or more simple machines to create mechanical advantage and thus move loads beyond the normal capability of a man.