An older man and a young girl are looking a fish in pool at a shopping mall.
There pool is empty.
If the pool is empty then there would be no looking at fish in pool.
exists e1 s1 s2 x1 x2 x3 x4 x5 x6 x7.(at(e1,x6) & n_mall(x6) & of(x6,x7) & n_shopping(x7) & n_fish(x5) & Time(e1,x5) & in(e1,x4) & n_pool(x4) & Actor(e1,x1) & v_look(e1) & subset_of(x3,x1) & n_girl(x3) & a_young(s2) & Theme(s2,x3) & subset_of(x2,x1) & n_man(x2) & r_more(s1) & a_older(s1) & Theme(s1,x2))
exists p1 s1.(a_topic(s1) & exists s2 x1.(Theme(s2,x1) & a_empty(s2) & n_pool(x1)) & that(s1,p1))