A family walk up from the shore of a beach.
A group of people walk by the shore collecting seashells.
Not all family walking on the beach are collecting seashells.
exists e1 s1 x1 x2 x3.(n_shore(x2) & from(e1,x2) & of(x2,x3) & n_beach(x3) & a_up(s1) & Manner(e1,s1) & Actor(e1,x1) & v_walk(e1) & n_family(x1))
exists e1 e2 x1 x2 x3 x4 x5 x6.(n_shore(x4) & a_topic(x1) & of(x1,x2) & Actor(e1,x4) & Theme(e2,x6) & Actor(e2,x5) & v_collect(e2) & n_seashell(x6) & (x4 = x5) & Theme(e1,x3) & v_walk(e1) & (x2 = x3) & n_people(x2) & n_group(x1))