The surfer passes a fellow surfer while paddling into the surf.
Two surfers are expert sportsmen.
fellow doesn't always mean  expert
exists e1 e2 s1 x1 x2 x3.(n_surf(x3) & n_surfer(x1) & while(e1,e2) & into(e2,x3) & Actor(e2,x1) & v_paddle(e2) & Theme(e1,x2) & Actor(e1,x1) & v_pass(e1) & n_surfer(x2) & a_fellow(s1) & Theme(s1,x2))
exists p1 x1.(exists s1 x2.((x1 = x2) & n_sportsman(x2) & a_expert(s1) & Theme(s1,x2)) & n_surfer(x1) & card_eq_2(x1))