A woman has positioned her kayak nose down in the water.
A woman is not currently kayaking
A woman who has positioned her kayak nose down is not necessarily not currently kayaking.
exists e1 s1 x1 x2 x3 x4.(n_water(x4) & in(e1,x4) & a_down(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_position(e1) & n_nose(x2) & of(x2,x3) & n_kayak(x3) & of(x2,x1) & n_female(x1) & n_woman(x1))
exists x1.(-exists e1 s1.(for(s1,e1) & Actor(e1,x1) & v_kayake(e1) & Theme(s1,x1) & a_currently(s1)) & n_woman(x1))