A girl in a bright outfit is playing in the leaves.
A girl in a bright outfit is playing in the leaves while waiting for her friend to come over.
Just because a girl is playing in the leaves doesn't mean she is waiting for her friend to come over.
exists e1 s1 x1 x2 x3.(n_leaf(x3) & in(e1,x3) & Actor(e1,x1) & v_play(e1) & in(x1,x2) & n_outfit(x2) & a_bright(s1) & Theme(s1,x2) & n_girl(x1))
exists e1 e2 p1 s1 x1 x2 x3 x4.(n_friend(x4) & of(x4,x3) & n_female(x3) & n_leaf(x3) & while(e1,e2) & Topic(e2,p1) & exists e3 s2.(a_over(s2) & Manner(e3,s2) & Actor(e3,x1) & v_come(e3)) & for(e2,x4) & Actor(e2,x1) & v_wait(e2) & in(e1,x3) & Actor(e1,x1) & v_play(e1) & in(x1,x2) & n_outfit(x2) & a_bright(s1) & Theme(s1,x2) & n_girl(x1))