three people are standing outside.
Three people are putting a bookshelf together.
Three people cannot be putting a bookshelf together and also just standing outside.
exists e1 s1 x1.(a_outside(s1) & Manner(e1,s1) & Actor(e1,x1) & v_stand(e1) & n_people(x1) & card_eq_3(x1))
exists e1 s1 x1 x2.(a_together(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_put(e1) & n_bookshelf(x2) & n_people(x1) & card_eq_3(x1))