An old woman watches a cat investigates two rabbits.
There is a women playing with a cat and watching the rabbits
There is only one woman. If  someone is playing with the cat, then it cannot investigate rabbits.
exists e1 e2 s1 x1 x2 x3 x4.(Theme(e2,x2) & Actor(e2,x1) & v_watch(e2) & Theme(e1,x4) & Actor(e1,x3) & v_investigate(e1) & n_rabbit(x4) & card_eq_2(x4) & (x2 = x3) & n_cat(x2) & n_woman(x1) & a_old(s1) & Theme(s1,x1))
exists p1 x1 x6.(n_rabbit(x6) & exists e1 e2 x2 x3 x4 x5.((x1 = x2) & Theme(e2,x6) & Actor(e2,x5) & v_watch(e2) & (x2 = x5) & with(e1,x4) & n_cat(x4) & Actor(e1,x3) & v_play(e1) & (x2 = x3) & n_woman(x2)))