A child is looking at an exhibit.
The exhibit was designed for kids.
Not all exhibits are designed for kids.
exists e1 x1 x2.(at(e1,x2) & n_exhibit(x2) & Actor(e1,x1) & v_look(e1) & n_child(x1))
exists e1 x1 x2.(n_exhibit(x1) & for(e1,x2) & n_kid(x2) & Theme(e1,x1) & v_design(e1))