Input TRS:
    1: f(a(),x) -> g(a(),x)
    2: g(a(),x) -> f(b(),x)
    3: f(a(),x) -> f(b(),x)
Number of Rules: 3
Direct POLO(Sum) ... orients all.
	I(a) = 2
	I(b) = 0
	I(f) = x1 + x2 + 1
	I(g) = x1 + x2
Number of Rules: 0