A man wearing a bandanna over his eyes is sleeping in the grass while a bird walks next to him.
The man has been napping for several hours.
The man sleeping in the grass hasn't necessarily been napping for several hours.
exists e1 e2 p1 x1 x2 x3 x4 x5.(n_grass(x5) & exists e3 x6.(to(e3,x1) & r_next(e3) & Actor(e3,x6) & v_walk(e3) & n_bird(x6)) & n_male(x1) & n_male(x1) & while(e2,p1) & in(e2,x5) & Actor(e2,x1) & v_sleep(e2) & over(e1,x4) & n_eye(x4) & of(x4,x1) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_bandanna(x3) & (x1 = x2) & n_man(x1))
exists e1 s1 x1 x2.(n_man(x1) & for(e1,x2) & n_hour(x2) & a_several(s1) & Theme(s1,x2) & Actor(e1,x1) & v_nap(e1))