English to Russian Law/Patents Law: Contract(s)

Здравствуйте,
вот контекст:

By entering the Contest, you release Sponsor ... from any liability whatsoever, and waive any and all causes of action related to any claims, costs, injuries, losses, or damages of any kind arising out of or in connection with the Contest or delivery, misdelivery, acceptance, possession, use of or inability to use any prize, whether under a theory of contract, tort (including negligence), warranty or other theory