A young boy is sitting in a blue chair.
A boy sitting down while he waits for his parents.
Just because a boy is sitting in a blue chair doesn't mean he waits for his parents.
exists e1 s1 s2 x1 x2.(in(e1,x2) & n_chair(x2) & a_blue(s2) & Theme(s2,x2) & Actor(e1,x1) & v_sit(e1) & n_boy(x1) & a_young(s1) & Theme(s1,x1))
exists e1 p1 s1 x1 x2 x3.(a_topic(x1) & exists e2 x1.(for(e2,x3) & n_male(x1) & Actor(e2,x1) & v_wait(e2)) & n_parent(x3) & of(x3,x1) & n_male(x1) & while(e1,p1) & a_down(s1) & Manner(e1,s1) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_boy(x1))