A group of people attending an event.
A group of people are making pasta.
either people attending an event or making pasta are cannot be same together.
exists e1 x1 x2 x3 x4.(a_topic(x1) & of(x1,x2) & Theme(e1,x4) & Actor(e1,x3) & v_attend(e1) & n_event(x4) & (x2 = x3) & n_people(x2) & n_group(x1))
exists e1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_make(e1) & n_pasta(x3) & of(x1,x2) & n_people(x2) & n_group(x1))