A man stands in front of a woman who is sitting behind a table.
A man is in front of a woman.
In front implies is in front.
exists e1 e2 x1 x2 x3 x4 x5.(in(e1,x2) & of(x2,x3) & behind(e2,x5) & n_table(x5) & Actor(e2,x4) & v_sit(e2) & (x3 = x4) & n_woman(x3) & n_front(x2) & Actor(e1,x1) & v_stand(e1) & n_man(x1))
exists p1 x1.(exists x2 x3.(in(x1,x2) & of(x2,x3) & n_woman(x3) & n_front(x2)) & n_man(x1))