Two men are out in the snow with a snow plow.
Two men are out in the snow in front of a tree.
The men are not necessarily in front of a tree.
exists p1 s1 x1.(a_out(s1) & Manner(p1,s1) & exists x2 x3.(in(x1,x2) & with(x2,x3) & n_plow(x3) & of(x3,x2) & n_snow(x2) & n_snow(x2)) & n_man(x1) & card_eq_2(x1))
exists p1 s1 x1 x2.(n_snow(x2) & a_out(s1) & Manner(p1,s1) & exists x3 x4.(in(x1,x2) & in(x2,x3) & of(x3,x4) & n_tree(x4) & n_front(x3)) & n_man(x1) & card_eq_2(x1))