A young man in jeans and a white shirt skateboarding on a curved road.
A boy is riding his bike.
riding a bike and skateboarding are two different things.
exists e1 s1 s2 s3 s4 x1 x2 x3 x4 x5.(a_topic(s1) & subset_of(x3,s1) & on(e1,x5) & n_road(x5) & a_curved(s4) & Theme(s4,x5) & Actor(e1,x4) & v_skateboard(e1) & (x3 = x4) & n_shirt(x3) & a_white(s3) & Theme(s3,x3) & subset_of(x1,s1) & in(x1,x2) & n_jeans(x2) & n_man(x1) & a_young(s2) & Theme(s2,x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_bike(x2) & of(x2,x1) & n_male(x1) & n_boy(x1))