#Free nilpotent group of rank 2 and class 2
_RWS := rec(
           isRWS := true,
        ordering := "recursive",
  generatorOrder := [c,C,b,B,a,A],
        inverses := [C,c,B,b,A,a],
       equations := [
         [b*a,a*b*c]
       ]
);
