A little boy brushing his teeth in the bathroom.
A little boy taking a nap.
One cannot be taking a nap and brushing his teeth at the same time.
exists e1 s1 x1 x2 x3 x4.(n_bathroom(x4) & a_topic(x1) & in(e1,x4) & Theme(e1,x3) & Actor(e1,x2) & v_brush(e1) & n_tooth(x3) & of(x3,x1) & n_male(x1) & (x1 = x2) & n_boy(x1) & a_little(s1) & Theme(s1,x1))
exists e1 s1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_take(e1) & n_nap(x3) & (x1 = x2) & n_boy(x1) & a_little(s1) & Theme(s1,x1))