Little boy in walking shorts and sweater, on the sidewalk with his hat turned around backward.
The boy is waiting for his friends.
Just because a boy is on the sidewalk, one can not necessarily he is waiting for his friends.
exists e1 e2 s1 s2 s3 x1 x2 x3 x4 x5 x6 x7.(n_hat(x7) & of(x7,x6) & n_male(x6) & n_sidewalk(x6) & a_backward(s3) & Manner(e2,s3) & a_around(s2) & Manner(e2,s2) & Actor(e2,x1) & v_turn(e2) & on(e1,x6) & with(x6,x7) & Theme(e1,x3) & Actor(e1,x2) & v_walk(e1) & n_sweater(x5) & n_shorts(x4) & subset_of(x5,x3) & subset_of(x4,x3) & (x1 = x2) & n_boy(x1) & a_little(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_friend(x2) & of(x2,x1) & n_male(x1) & n_boy(x1) & for(e1,x2) & Actor(e1,x1) & v_wait(e1))