Pedestrians stroll down gardened walkway.
Pedestrians stroll through an arboretum.
Gardened walkway is not necessarily an arboretum.
exists e1 e2 s1 x1 x2.(ne_nam_pedestrians(x1) & a_down(s1) & Manner(e2,s1) & Theme(e2,x2) & Actor(e2,x1) & v_stroll(e2) & n_walkway(x2) & Theme(e1,x2) & v_garden(e1))
exists e1 x1 x2.(ne_nam_pedestrians(x1) & through(e1,x2) & n_arboretum(x2) & Actor(e1,x1) & v_stroll(e1))