An elderly bearded man enjoys nature on a walk with his cane.
The man is sleeping in his bed.
A man cannot sleep in his bed and enjoy a nature walk at the same time
exists e1 s1 s2 x1 x2 x3 x4.(Theme(e1,x2) & Actor(e1,x1) & v_enjoy(e1) & on(x2,x3) & with(x3,x4) & n_cane(x4) & of(x4,x1) & n_male(x1) & n_walk(x3) & n_nature(x2) & n_man(x1) & a_bearded(s2) & Theme(s2,x1) & a_elderly(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_bed(x2) & of(x2,x1) & n_male(x1) & n_man(x1) & in(e1,x2) & Actor(e1,x1) & v_sleep(e1))