A man in a straw hat is walking in a cornfield.
A man is outside.
A man in a straw hat is a type of man, and a cornfield implies outside.
exists e1 x1 x2 x3 x4.(in(e1,x4) & n_cornfield(x4) & Actor(e1,x1) & v_walk(e1) & in(x1,x2) & n_hat(x2) & of(x2,x3) & n_straw(x3) & n_man(x1))
exists s1 x1.(Theme(s1,x1) & a_outside(s1) & n_man(x1))