A small white dog running.
A small white dog is rolling in the mud.
the white dog cannot be running and rolling in the mud at the same time
exists s1 s2 x1 x2.(a_topic(x1) & n_running(x1) & of(x1,x2) & n_dog(x2) & a_white(s2) & Theme(s2,x1) & a_small(s1) & Theme(s1,x1))
exists e1 s1 s2 x1 x2.(n_mud(x2) & in(e1,x2) & Actor(e1,x1) & v_roll(e1) & n_dog(x1) & a_white(s2) & Theme(s2,x1) & a_small(s1) & Theme(s1,x1))