Children running along the waters edge.
Kids run, playing tag along the shore of the lake.
The children may not be playing tag. The body of water with an edge is not necessarily a lake.
exists e1 x1 x2 x3 x4.(n_edge(x3) & of(x3,x4) & n_waters(x4) & a_topic(x1) & along(e1,x3) & Actor(e1,x2) & v_run(e1) & (x1 = x2) & n_child(x1))
exists e2 e1 x1 x2 x3 x4.(n_lake(x4) & n_shore(x3) & for(e1,e2) & along(e2,x3) & of(x3,x4) & Theme(e2,x2) & Actor(e2,x1) & v_play(e2) & n_tag(x2) & Actor(e1,x1) & v_run(e1) & n_kid(x1))