Man falling off a blue surfboard in the ocean.
The ocean has rough seas.
The ocean doesn't have to have rough seas for the man to have fallen off his surfboard into it.
exists e1 s1 s2 x1 x2 x3 x4.(n_ocean(x4) & a_topic(x1) & in(e1,x4) & a_off(s2) & Manner(e1,s2) & Theme(e1,x3) & Actor(e1,x2) & v_fall(e1) & n_surfboard(x3) & a_blue(s1) & Theme(s1,x3) & (x1 = x2) & n_man(x1))
exists e1 s1 x1 x2.(n_ocean(x1) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_sea(x2) & a_rough(s1) & Theme(s1,x2))