A boy stands beside a railing at a go kart track.
The boy is going to ride a go kart.
Sentence 1 is missing going to ride a go kart
exists e1 x1 x2 x3 x4 x5.(at(e1,x3) & n_track(x3) & of(x3,x5) & n_kart(x5) & of(x3,x4) & n_go(x4) & beside(e1,x2) & n_railing(x2) & Actor(e1,x1) & v_stand(e1) & n_boy(x1))
exists e1 p1 x1.(n_boy(x1) & Topic(e1,p1) & Actor(e1,x1) & v_go(e1) & exists e2 x2 x3.(Theme(e2,x2) & Actor(e2,x1) & v_ride(e2) & n_kart(x2) & of(x2,x3) & n_go(x3)))