A group of hikers looking at a map.
there is always a map for a route
The fact a group of hikers are looking at a map does not imply there is a map for a route.
exists e1 x1 x2 x3 x4.(a_topic(x1) & at(e1,x4) & n_map(x4) & Actor(e1,x3) & v_look(e1) & (x1 = x3) & of(x1,x2) & n_hiker(x2) & n_group(x1))
exists p1 s1 x1.(a_always(s1) & Manner(p1,s1) & exists x2 x3.((x1 = x2) & for(x2,x3) & n_route(x3) & n_map(x2)))