The man is skillfully surfing a violent wave in the blue ocean.
some guy surfs a big wave and isn't bad at it
The man denotes the guy and the violent wave implies big wave and skillfully implies isn't bad.
exists e1 s1 s2 s3 x1 x2 x3.(n_ocean(x3) & a_blue(s2) & Theme(s2,x3) & n_man(x1) & a_skillfully(s3) & Manner(e1,s3) & Theme(e1,x2) & Actor(e1,x1) & v_surf(e1) & in(x2,x3) & n_wave(x2) & a_violent(s1) & Theme(s1,x2))
exists e1 s1 x1 x2 x3.(-exists s2.(at(s2,x1) & Theme(s2,x3) & a_bad(s2)) & n_thing(x1) & n_guy(x3) & Theme(e1,x2) & Actor(e1,x1) & v_surf(e1) & n_wave(x2) & a_big(s1) & Theme(s1,x2) & n_guy(x1))