2.01/1.27	NO
2.01/1.27	
2.01/1.27	Proof:
2.01/1.27	This system is not confluent.
2.01/1.27	For the unconditional CP c = d the left- and right-hand sides are two different normal forms wrt R_u.
2.01/1.27	
2.01/1.32	EOF