The family is walking in the woods.
A family is walking in the woods towards their picnic.
The family is walking in the woods does not imply they are walking in the woods towards their picnic
exists e1 x1 x2.(n_wood(x2) & n_family(x1) & in(e1,x2) & Actor(e1,x1) & v_walk(e1))
exists e1 x1 x2 x3.(n_picnic(x3) & of(x3,x2) & n_thing(x2) & n_wood(x2) & towards(e1,x3) & in(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_family(x1))