A young boy who is wearing a helmet looks at a bicycle.
A young boy is riding a skateboard.
The boy is either riding a skateboard or looking at a bicycle.
exists e2 e1 s1 x1 x2 x3 x4.(at(e2,x4) & n_bicycle(x4) & Actor(e2,x1) & v_look(e2) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_helmet(x3) & (x1 = x2) & n_boy(x1) & a_young(s1) & Theme(s1,x1))
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_skateboard(x2) & n_boy(x1) & a_young(s1) & Theme(s1,x1))