A professional swimmer racing to the finish line.
A child is learning to swim.
A professional wouldn't be learning to swim; he would already know how to swim.
exists s1 x1 x2 x3 x4.(n_line(x3) & of(x3,x4) & n_finish(x4) & a_topic(x1) & to(x1,x3) & n_racing(x1) & of(x1,x2) & n_swimmer(x2) & a_professional(s1) & Theme(s1,x1))
exists e1 p1 x1.(Topic(e1,p1) & Actor(e1,x1) & v_learn(e1) & exists e2.(Actor(e2,x1) & v_swim(e2)) & n_child(x1))