A young man props his upper body up on a surfboard as a wave crests behind him.
The man is about to stand up.
Just because someone props themselves up doesnt mean they are going to stand.
exists e1 p1 s1 s2 s3 x1 x2 x3.(exists e2 x4.(behind(e2,x1) & Actor(e2,x4) & v_crest(e2) & n_wave(x4)) & n_male(x1) & n_male(x1) & as(e1,p1) & on(e1,x3) & n_surfboard(x3) & a_up(s3) & Manner(e1,s3) & Theme(e1,x2) & Actor(e1,x1) & v_prop(e1) & n_body(x2) & a_upper(s2) & Theme(s2,x2) & of(x2,x1) & n_man(x1) & a_young(s1) & Theme(s1,x1))
exists p1 s1 x1.(n_man(x1) & Topic(s1,p1) & Actor(s1,x1) & a_about(s1) & exists e1 s2.(a_up(s2) & Manner(e1,s2) & Actor(e1,x1) & v_stand(e1)))