The batter, who is wearing the number 5, swinging at the pitch.
The tennis player serves the ball with the racket.
One can be either a batter or a tennis player.
exists e2 e1 x1 x2 x3 x4.(n_pitch(x4) & n_number(x3) & n_date(x3) & a_date_day_05(x3) & a_date_day_05(x3) & n_batter(x1) & at(e2,x4) & Actor(e2,x1) & v_swing(e2) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & (x1 = x2))
exists e1 x1 x2 x3 x4.(n_racket(x4) & n_ball(x3) & n_player(x1) & of(x1,x2) & n_tennis(x2) & with(e1,x4) & Theme(e1,x3) & Actor(e1,x1) & v_serve(e1))