Symbolize the following sentences using the schemes of abbreviation provided.
1. Not a single penguin
has the ability to fly. (Px: x is a penguin; Fx: x has the ability to fly)
2. Anyone who does not favor additional gun control legislation is either a Democrat who does not support the President's position or a Republican. (Fx: x favors additional gun control legislation; Dx: x is a Democrat; Sx: x supports the President's position; Rx: x is a Republican)