Gray-haired man in plaid shirt working with wood.
The old man is making a birdhouse.
The man could be making a chair, not just a birdhouse
exists e1 s1 s2 x1 x2 x3 x4.(a_topic(x1) & with(e1,x4) & n_wood(x4) & Actor(e1,x3) & v_work(e1) & (x1 = x3) & in(x1,x2) & n_shirt(x2) & a_plaid(s2) & Theme(s2,x2) & n_man(x1) & a_gray-haired(s1) & Theme(s1,x1))
exists e1 s1 x1 x2.(n_man(x1) & a_old(s1) & Theme(s1,x1) & Theme(e1,x2) & Actor(e1,x1) & v_make(e1) & n_birdhouse(x2))