Asian woman harvesting wheat.
The woman is eating corn.
The woman cannot be harvesting and eating.
exists e1 s1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_harvest(e1) & n_wheat(x3) & (x1 = x2) & n_woman(x1) & a_asian(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_woman(x1) & Theme(e1,x2) & Actor(e1,x1) & v_eat(e1) & n_corn(x2))