A boy in a red shirt riding a skateboard quickly down the road.
The boy was grounded inside.
The boy is riding his skateboard down the road so he can be grounded inside.
exists e1 s1 s2 x1 x2 x3 x4 x5.(n_road(x5) & a_topic(x1) & in(x1,x2) & down(e1,x5) & a_quickly(s2) & Manner(e1,s2) & Theme(e1,x4) & Actor(e1,x3) & v_ride(e1) & n_skateboard(x4) & (x2 = x3) & n_shirt(x2) & a_red(s1) & Theme(s1,x2) & n_boy(x1))
exists e1 s1 x1.(n_boy(x1) & a_inside(s1) & Manner(e1,s1) & Theme(e1,x1) & v_ground(e1))