YES (ignored inputs)COMMENT the following rules are removed from the original TRS f ( a ( ) , a ( ) ) -> g ( f ( a ( ) , a ( ) ) ) a ( ) -> b ( ) f ( b ( ) , x ) -> g ( f ( x , x ) ) f ( x , b ( ) ) -> g ( f ( x , x ) ) : CR Combined result: CR /tmp/filerhVV24.trs: Success(CR) (0 msec.)