Original sentence: The existence of precognition is disputed by those who believe that there is a lack of scientific evidence supporting the existence of precognition and who contend that examples of what are commonly thought to be precognition can be explained naturally without evoking supernatural abilities
Edited sentence: Examples of what are commonly thought to be precognition can be explained naturally without evoking supernatural abilities.The existence of precognition is disputed due to a lack of scientific evidence supporting the existence of precognition