A tennis player wearing a white shirt and black pants prepares to hit the ball.
A tennis player playing tennis
Sentence one and two are connect because if the tennis player "prepares to hit the ball" it is implied that the "tennis player is playing tennis."
exists e2 e1 p1 s1 s2 x1 x2 x3 x4 x5 x6 x7.(n_ball(x7) & Topic(e2,p1) & Actor(e2,x1) & v_prepare(e2) & exists e3.(Theme(e3,x7) & Actor(e3,x1) & v_hit(e3)) & Theme(e1,x4) & Actor(e1,x3) & v_wear(e1) & subset_of(x6,x4) & n_pants(x6) & a_black(s2) & Theme(s2,x6) & subset_of(x5,x4) & n_shirt(x5) & a_white(s1) & Theme(s1,x5) & (x1 = x3) & n_player(x1) & of(x1,x2) & n_tennis(x2))
exists x1 x2 x3 x4.(a_topic(x1) & n_tennis(x1) & of(x1,x4) & n_playing(x4) & of(x1,x3) & n_player(x3) & of(x1,x2) & n_tennis(x2))