One of the tennis players is picking something out of his racket.
The tennis player is preparing his racket for his next match.
You wouldn't be cleaning by picking something out of your racket if he's preparing his racket.
exists e1 x1 x2 x3 x4 x5.(n_racket(x5) & of(x5,x2) & n_male(x2) & n_player(x2) & of(x2,x3) & n_tennis(x3) & r_out(e1) & of(e1,x5) & Theme(e1,x4) & Actor(e1,x1) & v_pick(e1) & n_thing(x4) & of(x1,x2) & n_thing(x1) & card_eq_1(x1))
exists e1 s1 x1 x2 x3 x4.(n_match(x4) & a_next(s1) & Theme(s1,x4) & of(x4,x1) & n_male(x1) & n_male(x1) & n_racket(x3) & of(x3,x1) & n_player(x1) & of(x1,x2) & n_tennis(x2) & Theme(e1,x3) & Actor(e1,x1) & v_prepare(e1) & for(x3,x4))