% MEASURE1
AG(!(#critical_P == 1) || !(#critical_Q == 1)) 
% MEASURE2
AG ((#await_P==1 || #await_Q == 1) -> AF (#critical_P == 1 || #critical_Q == 1)) 
% MEASURE3
AG(#await_P == 1 -> EF(#critical_Q==1 || #critical_P == 1))
% MEASURE4
AG (#await_P==1 -> AF (#critical_P == 1))