A little girl is brushing her teeth.
A girl is eating a banana.
A girl cannot be eating a banana at the same time as brushing her teeth.
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_brush(e1) & n_tooth(x2) & of(x2,x1) & n_female(x1) & n_girl(x1) & a_little(s1) & Theme(s1,x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_eat(e1) & n_banana(x2) & n_girl(x1))