Input TRS:
    1: f(a,empty()) -> g(a,empty())
    2: f(a,cons(x,k)) -> f(cons(x,a),k)
    3: g(empty(),d) -> d
    4: g(cons(x,k),d) -> g(k,cons(x,d))
Number of Rules: 4
Direct QTKBOS ... orients all.
	I(empty) = 3
	I(f) = 3 * x1 + 3 * x2 + 1	sigma(f) = [2,1]
	I(g) = 3 * x1 + 3 * x2 + 1	sigma(g) = [1,2]
	I(cons) = 3 * x1 + x2 + 2	sigma(cons) = [1,2]
    PREC: f > g > empty = cons
Number of Rules: 0