A dog catching a Frisbee with onlookers in the background.
A dog is sitting in a tree.
A dog cannot be catching a Frisbee if he/she is sitting in a tree.
exists e1 x1 x2 x3 x4 x5.(n_background(x5) & a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_catch(e1) & with(x3,x4) & in(x4,x5) & n_onlooker(x4) & n_frisbee(x3) & (x1 = x2) & n_dog(x1))
exists e1 x1 x2.(in(e1,x2) & n_tree(x2) & Actor(e1,x1) & v_sit(e1) & n_dog(x1))