A little girl in blue is watching a little boy in black swing at a disney princess pinata.
a girl celebrates her birthday
The girl could be celebrating something other than her birthday. It could be a different kid's birthday.
exists e1 s1 s2 s3 x1 x2 x3 x4 x5 x6 x7.(at(e1,x5) & n_pina(x5) & of(x5,x7) & n_princess(x7) & of(x5,x6) & n_disney(x6) & in(e1,x4) & n_swing(x4) & a_black(s3) & Theme(s3,x4) & Theme(e1,x3) & Actor(e1,x1) & v_watch(e1) & n_boy(x3) & a_little(s2) & Theme(s2,x3) & in(x1,x2) & n_blue(x2) & n_girl(x1) & a_little(s1) & Theme(s1,x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_celebrate(e1) & n_birthday(x2) & of(x2,x1) & n_female(x1) & n_girl(x1))