Four Musicians are playing music on a baseball field.
Musicians are playing music.
Four musicians playing music is the same as musicians playing music.
exists e1 x1 x2 x3 x4.(ne_nam_musicians(x1) & card_eq_4(x1) & on(e1,x3) & n_field(x3) & of(x3,x4) & n_baseball(x4) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_music(x2))
exists e1 x1 x2.(ne_nam_musicians(x1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_music(x2))