A young child fishes on the pier of a lake.
The child is outdoors by the lake.
To be on the pier of a lake is only possible when outdoors.
exists s1 x1 x2 x3 x4.(n_pier(x3) & a_topic(x1) & on(x1,x3) & of(x3,x4) & n_lake(x4) & n_fish(x1) & of(x1,x2) & n_child(x2) & a_young(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_lake(x2) & n_child(x1) & Actor(e1,x2) & Theme(e1,x1) & v_outdoor(e1))