A group of people listening to an instructor in a classroom.
The class is full.
group doesn't imply full.
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & of(x1,x2) & to(e1,x4) & in(x4,x5) & n_classroom(x5) & n_instructor(x4) & Actor(e1,x3) & v_listen(e1) & (x2 = x3) & n_people(x2) & n_group(x1))
exists s1 x1.(n_class(x1) & Theme(s1,x1) & a_full(s1))