African people in tribal wear in a desert.
People in colorful clothes are walking along a road.
Colorful clothes are not necessarily tribal wear. Nothing indicates that a road runs through the desert.
exists s1 s2 x1 x2 x3.(a_topic(x1) & in(x1,x3) & n_desert(x3) & in(x1,x2) & n_wear(x2) & a_tribal(s2) & Theme(s2,x2) & n_people(x1) & a_african(s1) & Theme(s1,x1))
exists e1 s1 x1 x2 x3.(along(e1,x3) & n_road(x3) & Actor(e1,x1) & v_walk(e1) & in(x1,x2) & n_clothes(x2) & a_colorful(s1) & Theme(s1,x2) & n_people(x1))