boy and girl make a sand castle
A young couple at a sandcastle competition.
Not all boy and girl making a sand castle are at a sandcastle competition.
exists e1 x1 x2 x3 x4 x5.(Theme(e1,x4) & Actor(e1,x1) & v_make(e1) & n_castle(x4) & of(x4,x5) & n_sand(x5) & n_girl(x3) & n_boy(x2) & subset_of(x3,x1) & subset_of(x2,x1))
exists s1 s2 x1 x2.(a_topic(x1) & at(x1,x2) & n_competition(x2) & a_sandcastle(s2) & Theme(s2,x2) & n_couple(x1) & a_young(s1) & Theme(s1,x1))