A young boy with glasses feeds a geese some bread.
A girl is skipping down the sidewalk
The subject changes genders from a young boy to a girl. The subject can not be feeding geese and skipping at the same time.
exists e1 s1 x1 x2 x3 x4.(n_bread(x4) & Time(e1,x4) & Theme(e1,x3) & Actor(e1,x1) & v_feed(e1) & n_goose(x3) & with(x1,x2) & n_glass(x2) & n_boy(x1) & a_young(s1) & Theme(s1,x1))
exists e1 s1 x1 x2.(n_sidewalk(x2) & a_down(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_skip(e1) & n_girl(x1))