1.92/1.27 YES 1.92/1.27 1.92/1.27 Proof: 1.92/1.27 This system is confluent. 1.92/1.27 By \cite{SMI95}, Corollary 4.7 or 5.3. 1.92/1.27 This system is oriented. 1.92/1.27 This system is of type 3 or smaller. 1.92/1.27 This system is right-stable. 1.92/1.27 This system is properly oriented. 1.92/1.27 This is an overlay system. 1.92/1.27 This system is left-linear. 1.92/1.27 All 0 critical pairs are trivial or infeasible. 1.92/1.27 2.06/1.29 EOF