// Example: I96c30e1
print "Example: I96c30e1";
previous_setting := GetEchoInput();
SetEchoInput(true);
F27<a, b> := Group<a, b | 
  a^2 * b^-2 * a^-1 * b^-2 * (a^-1 * b^-1)^2,
  a * b * a * b^2 * a * b * a * b^-1 * (a * b^2)^2>;
print AbelianQuotientInvariants(F27);                 
SetEchoInput(previous_setting);
