A baseball player is on the field in fronmt of an audience.
Fans crowd around the player to get his autograph.
Fans can not crowd around a player when he is on the field.
exists p1 x1 x2 x3 x4 x5.(n_field(x5) & in(p1,x3) & of(x3,x4) & n_audience(x4) & n_fronmt(x3) & on(x1,x5) & n_player(x1) & of(x1,x2) & n_baseball(x2))
exists e1 p1 x1 x2 x3.(n_autograph(x3) & of(x3,x2) & n_male(x2) & n_player(x2) & Theme(e1,x2) & Actor(e1,x1) & v_crowd(e1) & r_around(x2) & Topic(x2,p1) & exists e2.(Theme(e2,x3) & Actor(e2,x2) & v_get(e2)) & n_fan(x1))