1.95/1.30	NO
1.95/1.30	
1.95/1.30	Proof:
1.95/1.30	This system is not confluent.
1.95/1.30	For the unconditional CP c = d the left- and right-hand sides are two different normal forms wrt R_u.
1.95/1.30	
1.95/1.32	EOF