A kayaker gets wet in the rapids.
The kayaker is rowing.
only a kayaker who is rowing will get wet
exists e1 x1 x2 x3.(n_rapid(x3) & in(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_get(e1) & n_wet(x2) & n_kayaker(x1))
exists e1 x1.(n_kayaker(x1) & Actor(e1,x1) & v_row(e1))