A little boy in front of the big outdoor water fountain.
A boy eats cereal at home.
A boy cannot be eating cereal and be in front of an outdoor water fountain at the same time
exists s1 s2 s3 x1 x2 x3 x4.(n_fountain(x3) & of(x3,x4) & n_water(x4) & a_outdoor(s3) & Theme(s3,x3) & a_big(s2) & Theme(s2,x3) & a_topic(x1) & in(x1,x2) & of(x2,x3) & n_front(x2) & n_boy(x1) & a_little(s1) & Theme(s1,x1))
exists e1 x1 x2 x3.(at(e1,x3) & n_home(x3) & Theme(e1,x2) & Actor(e1,x1) & v_eat(e1) & n_cereal(x2) & n_boy(x1))