Three people are doing handstands by some trees.
a bird was on rocks
A bird usually flies into trees
exists e1 x1 x2 x3.(by(e1,x3) & n_tree(x3) & Theme(e1,x2) & Actor(e1,x1) & v_do(e1) & n_handstand(x2) & n_people(x1) & card_eq_3(x1))
exists p1 x1.(exists x2.(on(x1,x2) & n_rock(x2)) & n_bird(x1))