feature calt {

lookup equal_equal_equal {

ignore sub equal equal' equal equal;

ignore sub equal' equal equal equal;

sub LIG LIG equal' by equivalence_3;

sub LIG equal' equal by LIG;

sub equal' equal equal by LIG;

} equal_equal_equal;

lookup exclam_equal_equal {

ignore sub exclam exclam' equal equal;

ignore sub exclam' equal equal equal;

sub LIG LIG equal' by not_equivalence_3;

sub LIG equal' equal by LIG;

sub exclam' equal equal by LIG;

} exclam_equal_equal;

lookup less_less_less {

ignore sub less less' less less;

ignore sub less' less less less;

sub LIG LIG less' by less_less_less;

sub LIG less' less by LIG;

sub less' less less by LIG;

} less_less_less;

lookup greater_greater_greater {

ignore sub greater greater' greater greater;

ignore sub greater' greater greater greater;

sub LIG LIG greater' by greater_greater_greater;

sub LIG greater' greater by LIG;

sub greater' greater greater by LIG;

} greater_greater_greater;

lookup equal_equal {

ignore sub equal equal' equal;

ignore sub equal' equal equal;

sub LIG equal' by equal_2;

sub equal' equal by LIG;

} equal_equal;

lookup exclam_equal {

ignore sub exclam exclam' equal;

ignore sub exclam' equal equal;

sub LIG equal' by not_equal_2;

sub exclam' equal by LIG;

} exclam_equal;

lookup equal_greater {

ignore sub equal equal' greater;

ignore sub equal' greater greater;

sub LIG greater' by equal_greater;

sub equal' greater by LIG;

} equal_greater;

lookup less_less {

ignore sub less less' less;

ignore sub less' less less;

sub LIG less' by less_less;

sub less' less by LIG;

} less_less;

lookup greater_greater {

ignore sub greater greater' greater;

ignore sub greater' greater greater;

sub LIG greater' by greater_greater;

sub greater' greater by LIG;

} greater_greater;

lookup plus_plus {

ignore sub plus plus' plus;

ignore sub plus' plus plus;

sub LIG plus' by plus_plus;

sub plus' plus by LIG;

} plus_plus;

lookup bar_bar {

ignore sub bar bar' bar;

ignore sub bar' bar bar;

sub LIG bar' by bar_bar;

sub bar' bar by LIG;

} bar_bar;

} calt;