These people are walking and working outside in a field.
The people are wearing straw hats.
Just because these people are walking and working outside in a field does not mean that they are wearing straw hats.
exists e2 e1 s1 x1 x2.(n_people(x1) & in(e2,x2) & n_field(x2) & a_outside(s1) & Manner(e2,s1) & Actor(e2,x1) & v_work(e2) & Actor(e1,x1) & v_walk(e1))
exists e1 x1 x2 x3.(n_people(x1) & Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_hat(x2) & of(x2,x3) & n_straw(x3))