translate the following to WFFs, and then prove or refute using S/I rules (strictly), and resolution (so two methods for each question)

21. Your friend is wholly good. Your knee pain is evil. Your friend can prevent your knee pain. Your friend doesn't prevent your knee pain (since he could prevent it only by amputating your legwhich would bring about a worse situation) ... "Everyone who is wholly good prevents every evil that he can prevent is false. [Usef, Gx, k. Ex, Cxy, and Pxy. Alvin Plantinga thus attacked premise 1 of the previous argument; he proposed instead roughly this: "Everyone who is wholly good prevents every evil that he knows about if he can do so without thereby eliminating a greater good or bringing about a greater evil.") 21. Your friend is wholly good. Your knee pain is evil. Your friend can prevent your knee pain. Your friend doesn't prevent your knee pain (since he could prevent it only by amputating your legwhich would bring about a worse situation) ... "Everyone who is wholly good prevents every evil that he can prevent is false. [Usef, Gx, k. Ex, Cxy, and Pxy. Alvin Plantinga thus attacked premise 1 of the previous argument; he proposed instead roughly this: "Everyone who is wholly good prevents every evil that he knows about if he can do so without thereby eliminating a greater good or bringing about a greater evil.")