A young black boy is playing tennis.
A young black boy is playing.
It could be that there are two boys of African decent playing tennis each other or two other opponents separately or as in a doubles match.
exists e1 s1 s2 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_tennis(x2) & n_boy(x1) & a_black(s2) & Theme(s2,x1) & a_young(s1) & Theme(s1,x1))
exists e1 s1 s2 x1.(Actor(e1,x1) & v_play(e1) & n_boy(x1) & a_black(s2) & Theme(s2,x1) & a_young(s1) & Theme(s1,x1))