Postman Runner

Help the poor postman escape the dog so that he can continue his work!
You are a simple postman who had bad luck and is being chased by an angry dog! You must run as fast as you can, jump over obstacles, holes, crows and etc. and don’t get caught by the dog! You have two buttons; one is for jumping over obstacles and the other is for covering your head from things that may fall on you! You can make three mistakes and when the third one is made, you will fall on the ground and the dog will catch you. So, don’t get caught and earn as much score as you can!