A man in a red hat and shirt is throwing the ball.
Someone is ready to catch the ball.
A man throwing the ball does not guarantee that someone is ready to catch the ball.
exists e1 s1 x1 x2 x3 x4 x5.(n_ball(x5) & Theme(e1,x5) & Actor(e1,x1) & v_throw(e1) & in(x1,x2) & n_shirt(x4) & n_hat(x3) & subset_of(x4,x2) & subset_of(x3,x2) & a_red(s1) & Theme(s1,x2) & n_man(x1))
exists p1 s1 x1 x2.(n_ball(x2) & Topic(s1,p1) & Actor(s1,x1) & a_ready(s1) & exists e1.(Theme(e1,x2) & Actor(e1,x1) & v_catch(e1)) & n_person(x1))