A man laying in a hammock by a lake.
Children bouncing in a bouncy castle.
A man is singular, children are plural.
exists e1 x1 x2 x3 x4.(a_topic(x1) & by(e1,x4) & n_lake(x4) & in(e1,x3) & n_hammock(x3) & Actor(e1,x2) & v_lay(e1) & (x1 = x2) & n_man(x1))
exists e1 x1 x2 x3 x4.(a_topic(x1) & in(e1,x3) & n_castle(x3) & of(x3,x4) & n_bouncy(x4) & Actor(e1,x2) & v_bounce(e1) & (x1 = x2) & n_child(x1))