MAYBE
238.14/60.24	MAYBE
238.14/60.24	
238.14/60.24	Problem:
238.14/60.24	 f(f(f(a(),b()),c()),x) -> f(b(),f(a(),f(c(),f(b(),x))))
238.14/60.24	 f(x,f(y,z)) -> f(f(x,y),z)
238.14/60.24	
238.14/60.24	Proof:
238.14/60.24	 Open
238.14/60.24	EOF