A kid is playing baseball, while behind him is another boy with a black shirt.
A young boy is waiting for the pitch, while a young boy is in back of him in a dark colored shirt.
Just because the kids are playing baseball, does not mean that a boy is waiting for a pitch.
exists e1 p1 x1 x2 x4.(n_boy(x4) & exists p2 s1 x3.(while(p2,s1) & exists s2 x5 x6.((x1 = x5) & with(x5,x6) & n_shirt(x6) & a_black(s2) & Theme(s2,x6) & n_boy(x5) & -(x5 = x4)) & Theme(s1,x3) & a_behind(s1) & n_thing(x3)) & n_male(x1) & while(e1,p1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_baseball(x2) & n_kid(x1))
exists e1 p1 s1 x1 x2.(n_male(x2) & n_pitch(x2) & exists p2 s2 s3 s4 x3 x4.(in(p2,x4) & n_shirt(x4) & a_colored(s4) & Theme(s4,x4) & a_dark(s3) & Theme(s3,x4) & exists x5.(in(x3,x5) & of(x5,x2) & n_back(x5)) & n_boy(x3) & a_young(s2) & Theme(s2,x3)) & while(e1,p1) & for(e1,x2) & Actor(e1,x1) & v_wait(e1) & n_boy(x1) & a_young(s1) & Theme(s1,x1))