There is a little child sitting in a little chair playing with a toy.
The child is asleep.
A child cannot play if he is asleep. Sentence one refers to a little child while sentence two is about a regular child.
exists p1 x1 e1 e2 s1 s2 x2 x3 x4 x5.((x1 = x2) & for(e1,e2) & with(e2,x5) & n_toy(x5) & Actor(e2,x3) & v_play(e2) & in(e1,x4) & n_chair(x4) & a_little(s2) & Theme(s2,x4) & Actor(e1,x3) & v_sit(e1) & (x2 = x3) & n_child(x2) & a_little(s1) & Theme(s1,x2))
exists s1 x1.(n_child(x1) & Theme(s1,x1) & a_asleep(s1))