A black dog is running along the beach beside a brown dog in midair catching a stick in its mouth.
A white dog is walking on a beach.
Black is a different color than white. A dog cannot be both running and walking.
exists e1 e2 s1 s2 x1 x2 x3 x4 x5 x6.(n_mouth(x5) & of(x5,x2) & n_thing(x2) & n_beach(x2) & for(e1,e2) & Theme(e2,x6) & Actor(e2,x1) & v_catch(e2) & n_stick(x6) & in(e1,x5) & in(e1,x4) & n_midair(x4) & beside(e1,x3) & n_dog(x3) & a_brown(s2) & Theme(s2,x3) & along(e1,x2) & Actor(e1,x1) & v_run(e1) & n_dog(x1) & a_black(s1) & Theme(s1,x1))
exists e1 s1 x1 x2.(on(e1,x2) & n_beach(x2) & Actor(e1,x1) & v_walk(e1) & n_dog(x1) & a_white(s1) & Theme(s1,x1))