The baker is working on machine.
woman sews an American flag
A baker does not sews.
exists e1 x1 x2.(n_baker(x1) & on(e1,x2) & n_machine(x2) & Actor(e1,x1) & v_work(e1))
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_sew(e1) & n_flag(x2) & a_american(s1) & Theme(s1,x2) & n_woman(x1))