A man in a plaid shirt napping against a large, gray rock.
The man takes a nap.
man napping against a large, gray rock means that he takes a nap.
exists e1 s1 s2 s3 s4 x1 x2 x3 x4.(a_topic(x1) & in(x1,x2) & against(e1,x4) & n_rock(x4) & a_gray(s4) & Theme(s4,x4) & a_,(s3) & Theme(s3,x4) & a_large(s2) & Theme(s2,x4) & Actor(e1,x3) & v_nap(e1) & (x2 = x3) & n_shirt(x2) & a_plaid(s1) & Theme(s1,x2) & n_man(x1))
exists e1 x1 x2.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_take(e1) & n_nap(x2))