A kid turns around with an object in hand while someone passes behind him.
A kid is bare fisted.
If a kid has an object in their hand, they can't be bare fisted.
exists e1 p1 s1 x1 x2 x3.(exists e2 x4.(behind(e2,x1) & Actor(e2,x4) & v_pass(e2) & n_person(x4)) & n_male(x1) & while(e1,p1) & a_around(s1) & Manner(e1,s1) & with(e1,x2) & in(x2,x3) & n_hand(x3) & n_object(x2) & Actor(e1,x1) & v_turn(e1) & n_kid(x1))
exists s1 x1.(r_bare(s1) & Theme(s1,x1) & a_fisted(s1) & n_kid(x1))