Children are playing with baseball bats.
Men are playing with baseball bats.
There can either be children or men playing with bats.
exists e1 x1 x2 x3.(with(e1,x2) & n_bat(x2) & of(x2,x3) & n_baseball(x3) & Actor(e1,x1) & v_play(e1) & n_child(x1))
exists e1 x1 x2 x3.(with(e1,x2) & n_bat(x2) & of(x2,x3) & n_baseball(x3) & Actor(e1,x1) & v_play(e1) & n_man(x1))