A man flies through the air on his skateboard above a white staircase.
A man on a skateboard does elaborate jumps to a cheering crowd.
Jumps do not have to be elaborate. The first statement does not mention a crowd.
exists e1 s1 x1 x2 x3 x4.(n_skateboard(x3) & of(x3,x2) & n_male(x2) & n_air(x2) & through(e1,x2) & on(x2,x3) & above(x3,x4) & n_staircase(x4) & a_white(s1) & Theme(s1,x4) & Actor(e1,x1) & v_fly(e1) & n_man(x1))
exists e1 e2 x1 x2 x3 x4.(Time(e1,x4) & n_jump(x4) & to(e1,x3) & n_crowd(x3) & Actor(e2,x3) & v_cheer(e2) & Actor(e1,x1) & v_elaborate(e1) & on(x1,x2) & n_skateboard(x2) & n_man(x1))