The woman is attempting to surf in front of two photographers taking pictures.
Photographers take pics of surfing lessons.
A woman attempting to surf is not necessarily giving surfing lessons.
exists e1 p1 x1.(n_woman(x1) & Topic(e1,p1) & Actor(e1,x1) & v_attempt(e1) & exists e3 e2 x2 x3 x4 x5.(in(e2,x2) & of(x2,x3) & Theme(e3,x5) & Actor(e3,x4) & v_take(e3) & n_picture(x5) & (x3 = x4) & n_photographer(x3) & card_eq_2(x3) & n_front(x2) & Actor(e2,x1) & v_surf(e2)))
exists e2 e1 x1 x2 x3.(Theme(e2,x2) & Actor(e2,x1) & v_take(e2) & of(x2,x3) & n_lesson(x3) & Actor(e1,x3) & v_surf(e1) & n_pic(x2) & n_photographer(x1))