A dog is walking along some dry cracked earth.
A dog is playing outside.
A dog doesn't always have to be playing, it can walk to go some place.
exists e1 s1 s2 x1 x2.(along(e1,x2) & n_earth(x2) & a_cracked(s2) & Theme(s2,x2) & a_dry(s1) & Theme(s1,x2) & Actor(e1,x1) & v_walk(e1) & n_dog(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_outside(x2) & n_dog(x1))