An adult and a child hike through the forest with backpacks.
A father and son are hiking to a camping destination
We don't know that the reason for the hike is to get to a camping destination.
exists s1 x1 x2 x3 x4 x5.(n_forest(x4) & a_topic(s1) & subset_of(x2,s1) & through(x2,x4) & with(x4,x5) & n_backpack(x5) & n_hike(x2) & of(x2,x3) & n_child(x3) & subset_of(x1,s1) & n_adult(x1))
exists e1 x1 x2 x3 x4 x5.(to(e1,x4) & n_destination(x4) & of(x4,x5) & n_camping(x5) & Actor(e1,x1) & v_hike(e1) & n_son(x3) & n_father(x2) & subset_of(x3,x1) & subset_of(x2,x1))