Input TRS:
    1: app(nil(),YS) -> YS
    2: app(cons(X),YS) -> cons(X)
    3: from(X) -> cons(X)
    4: zWadr(nil(),YS) -> nil()
    5: zWadr(XS,nil()) -> nil()
    6: zWadr(cons(X),cons(Y)) -> cons(app(Y,cons(X)))
    7: prefix(L) -> cons(nil())
Number of Rules: 7
Direct QWPOS(Pol) ... orients all.
	I(prefix) = x1 + 3	sigma(prefix) = [1]
	I(from) = 3 * x1 + 3	sigma(from) = [1]
	I(nil) = 0
	I(app) = 2 * x1 + x2 + 1	sigma(app) = [1,2]
	I(cons) = 3 * x1 + 2	sigma(cons) = [1]
	I(zWadr) = 3 * x1 + 3 * x2	sigma(zWadr) = [2,1]
    PREC: nil = zWadr > prefix > cons > app > from
Number of Rules: 0