A man in a yellow tie is rubbing the back of his neck.
A man is rubbing his neck
A man rubbing the back of his neck rubs his neck.
exists e1 s1 x1 x2 x3 x4.(n_neck(x4) & of(x4,x3) & n_male(x3) & n_back(x3) & Theme(e1,x3) & Actor(e1,x1) & v_rub(e1) & of(x3,x4) & in(x1,x2) & n_tie(x2) & a_yellow(s1) & Theme(s1,x2) & n_man(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_rub(e1) & n_neck(x2) & of(x2,x1) & n_male(x1) & n_man(x1))