A brown dog is walking down steps.
A dog goes down the stairs.
If the dog is walking down the steps it is implied that he goes down them.
exists e1 s1 s2 x1 x2.(a_down(s2) & Manner(e1,s2) & Theme(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_step(x2) & n_dog(x1) & a_brown(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_stair(x2) & down(e1,x2) & Actor(e1,x1) & v_go(e1) & n_dog(x1))