The skateboarder wearing jeans and a white shirt performs a trick.
A person doing tricks on a skateboard.
A skateboarder doing tricks would be the same as a person doing tricks on a skateboard.
exists e1 e2 s1 x1 x2 x3 x4 x5 x6.(n_skateboarder(x2) & Theme(e2,x6) & Actor(e2,x1) & v_perform(e2) & n_trick(x6) & subset_of(x5,x1) & n_shirt(x5) & a_white(s1) & Theme(s1,x5) & subset_of(x2,x1) & Theme(e1,x4) & Actor(e1,x3) & v_wear(e1) & n_jeans(x4) & (x2 = x3))
exists e1 x1 x2 x3 x4.(a_topic(x1) & on(e1,x4) & n_skateboard(x4) & Theme(e1,x3) & Actor(e1,x2) & v_do(e1) & n_trick(x3) & (x1 = x2) & n_person(x1))