Complex sentence: Another form of magic used by traditional medical practitioners, which is more widely known is sympathetic magic in which a model is made of the victim and what is done to the model is transferred to the victim, similar to the familiar voodoo doll.
Split into simpler sentences: Another form of magic used by traditional medical practitioners, which is more widely known, is sympathetic magic, in which a model is made of the victim. Actions performed on the model are transferred to the victim, in aq manner similar to the familiar voodoo doll.