A many deciding if he should continue with the fog being so thick.
The fog has been thick for weeks
The fog may not have been thick for weeks.
exists p1 x1 x2.(n_fog(x2) & a_topic(x1) & exists e1 p2.(exists e2 s1 x3.(with(e2,x2) & r_so(s1) & Theme(s1,x3) & a_thick(s1) & (x2 = x3) & Actor(e2,x1) & v_continue(e2)) & Topic(e1,p2) & Actor(e1,x1) & v_should(e1)) & n_male(x1) & if(x1,p1) & n_decide(x1) & n_quantity(x1))
exists s1 x1 x2.(n_fog(x1) & for(s1,x2) & n_week(x2) & Theme(s1,x1) & a_thick(s1))