A man rides a surfboard over a wave, the nose of the board pointing downward.
There are really big bigs so the man is surfing.
just because man rides a surfboard over a wave that it is not necessarily to be really big wave so the man is surfing
exists e1 e2 s1 x1 x2 x3 x4 x5 x6.(n_board(x5) & n_nose(x4) & Theme(e2,x2) & Actor(e2,x1) & v_ride(e2) & over(x2,x3) & rel(x3,x4) & a_downward(s1) & Manner(e1,s1) & Actor(e1,x6) & v_point(e1) & (x4 = x6) & of(x4,x5) & n_wave(x3) & n_surfboard(x2) & n_man(x1))
exists p1 p2 s1 x1 x3.(n_man(x3) & exists e1.(Actor(e1,x3) & v_surf(e1)) & so(p1,p2) & a_really(s1) & Manner(p1,s1) & exists s2 x2.((x1 = x2) & n_big(x2) & a_big(s2) & Theme(s2,x2)))