A female swimmer comes up for air.
The swimmer needs air.
female  swimmer needs air sentence 2 same as in sentence 1
exists e1 s1 s2 x1 x2.(for(e1,x2) & n_air(x2) & a_up(s2) & Manner(e1,s2) & Actor(e1,x1) & v_come(e1) & n_swimmer(x1) & a_female(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_swimmer(x1) & Theme(e1,x2) & Actor(e1,x1) & v_need(e1) & n_air(x2))