A man eats corn on the cob while talking to a woman.
A woman eats corn on the cob while talking to a woman.
It is either a woman or a man, it cannot be both.
exists e1 e2 x1 x2 x3 x4.(n_cob(x3) & while(e1,e2) & to(e2,x4) & n_woman(x4) & Actor(e2,x1) & v_talk(e2) & on(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_eat(e1) & n_corn(x2) & n_man(x1))
exists e1 e2 x1 x2 x3 x4.(n_cob(x3) & while(e1,e2) & to(e2,x4) & n_woman(x4) & Actor(e2,x1) & v_talk(e2) & on(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_eat(e1) & n_corn(x2) & n_woman(x1))