A baseball player in blue and gray stands on the pitchers mound and winds up for the pitch.
There are baseball players.
The fact that there is one player does not mean that there must be other players.
exists e1 s1 s2 s3 x1 x2 x3 x4 x5 x6 x7 x8 x9.(n_pitch(x9) & n_mound(x4) & of(x4,x5) & n_pitcher(x5) & a_topic(x6) & a_up(s3) & Manner(e1,s3) & for(e1,x9) & Actor(e1,x8) & v_wind(e1) & (x6 = x8) & n_player(x6) & of(x6,x7) & n_baseball(x7) & a_topic(x1) & in(x1,x3) & on(x3,x4) & n_stand(x3) & a_gray(s2) & Theme(s2,x3) & a_blue(s1) & Theme(s1,x3) & n_player(x1) & of(x1,x2) & n_baseball(x2))
exists p1 x1 x2 x3.((x1 = x2) & n_player(x2) & of(x2,x3) & n_baseball(x3))