A man is digging a hole around some trees
a man wearing black shirt digging a hole
A man could wear any color shirt, not necessarily black.
exists e1 x1 x2 x3.(around(e1,x3) & n_tree(x3) & Theme(e1,x2) & Actor(e1,x1) & v_dig(e1) & n_hole(x2) & n_man(x1))
exists e2 e1 s1 x1 x2 x3 x4 x5.(a_topic(x1) & Theme(e2,x5) & Actor(e2,x4) & v_dig(e2) & n_hole(x5) & (x1 = x4) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_shirt(x3) & a_black(s1) & Theme(s1,x3) & (x1 = x2) & n_man(x1))