A boy in a pink T-shirt is riding a bike over a sand pile while two others are riding in the street.
The boy is with his friends.
There is nothing to indicate that the boy is with his friends
exists e1 p1 s1 x1 x2 x3 x4 x5 x7.(n_street(x7) & exists e2 x6.(in(e2,x7) & Actor(e2,x6) & v_ride(e2) & -(x6 = x1) & n_person(x6) & card_eq_2(x6)) & n_person(x1) & while(e1,p1) & over(e1,x4) & n_pile(x4) & of(x4,x5) & n_sand(x5) & Theme(e1,x3) & Actor(e1,x1) & v_ride(e1) & n_bike(x3) & in(x1,x2) & n_t-shirt(x2) & a_pink(s1) & Theme(s1,x2) & n_boy(x1))
exists p1 x1 x2.(n_friend(x2) & of(x2,x1) & n_male(x1) & n_boy(x1) & with(x1,x2))