A child does a handstand on the sand at the beach.
A child does a somersault at the beach.
Not everyone who does a handstand does a somersault.
exists e1 x1 x2 x3 x4.(n_beach(x4) & n_sand(x3) & at(e1,x4) & on(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_do(e1) & n_handstand(x2) & n_child(x1))
exists e1 x1 x2 x3.(n_beach(x3) & at(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_do(e1) & n_somersault(x2) & n_child(x1))