A boy jumping to hit a tennis ball with his racket
A girl picks up tennis balls in a field.
A boy is not a girl. Jumping to hit a tennis ball is different than picking up a tennis ball.
exists e1 p1 x1 x2 x5.(a_topic(x1) & Topic(e1,p1) & Actor(e1,x2) & v_jump(e1) & exists e2 x3 x4.(with(e2,x5) & Theme(e2,x3) & Actor(e2,x2) & v_hit(e2) & n_ball(x3) & of(x3,x4) & n_tennis(x4)) & n_racket(x5) & of(x5,x1) & n_male(x1) & (x1 = x2) & n_boy(x1))
exists e1 s1 x1 x2 x3 x4.(in(e1,x4) & n_field(x4) & a_up(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_pick(e1) & n_ball(x2) & of(x2,x3) & n_tennis(x3) & n_girl(x1))