A family is hiking across a rocky landscape.
The family is trying to reach the top.
Just because the family is hiking doesn't mean they are trying to reach the top.
exists e1 s1 x1 x2.(across(e1,x2) & n_landscape(x2) & a_rocky(s1) & Theme(s1,x2) & Actor(e1,x1) & v_hike(e1) & n_family(x1))
exists e1 p1 x1 x2.(n_top(x2) & n_family(x1) & Topic(e1,p1) & Actor(e1,x1) & v_try(e1) & exists e2.(Theme(e2,x2) & Actor(e2,x1) & v_reach(e2)))