The mountain climber prepares to take a photo.
A mountain climber is taking photos for a magazine.
Just because the climber is taking photos does not mean it's for a magazine.
exists e1 p1 x1 x2.(n_climber(x1) & of(x1,x2) & n_mountain(x2) & Topic(e1,p1) & Actor(e1,x1) & v_prepare(e1) & exists e2 x3.(Theme(e2,x3) & Actor(e2,x1) & v_take(e2) & n_photo(x3)))
exists e1 x1 x2 x3 x4.(for(e1,x4) & n_magazine(x4) & Theme(e1,x3) & Actor(e1,x1) & v_take(e1) & n_photo(x3) & n_climber(x1) & of(x1,x2) & n_mountain(x2))