Input TRS:
    1: .(1(),x) -> x
    2: .(x,1()) -> x
    3: .(i(x),x) -> 1()
    4: .(x,i(x)) -> 1()
    5: i(1()) -> 1()
    6: i(i(x)) -> x
    7: .(i(y),.(y,z)) -> z
    8: .(y,.(i(y),z)) -> z
    9: .(.(x,y),z) -> .(x,.(y,z))
    10: i(.(x,y)) -> .(i(y),i(x))
Number of Rules: 10
Direct QLPOS ... orients all.
	sigma(.) = [1,2]
	sigma(i) = [1]
    PREC: 1 = i > .
Number of Rules: 0