A little girl in a yellow dress is prancing down the sidewalk.
The little girl is at school during snack time.
If the little girl is prancing down the sidewalk, she cannot be at school.
exists e1 s1 s2 s3 x1 x2 x3.(n_sidewalk(x3) & a_down(s3) & Manner(e1,s3) & Theme(e1,x3) & Actor(e1,x1) & v_prance(e1) & in(x1,x2) & n_dress(x2) & a_yellow(s2) & Theme(s2,x2) & n_girl(x1) & a_little(s1) & Theme(s1,x1))
exists p1 s1 x1 x2 x3.(n_girl(x1) & a_little(s1) & Theme(s1,x1) & during(p1,x2) & n_time(x2) & of(x2,x3) & n_snack(x3) & exists x4.(at(x1,x4) & n_school(x4)))