The giraffe's mouth is closed.
A yawning giraffe.
Can't yawn with your mouth closed
exists e1 x1 x2.(n_mouth(x2) & of(x2,x1) & n_giraffe(x1) & Theme(e1,x2) & v_close(e1))
exists e1 x1.(a_topic(x1) & n_giraffe(x1) & Actor(e1,x1) & v_yawn(e1))