Guys digging around a tree in the ground.
Guys dig dirt in their yard
We can't infer the guys are digging in their yard,
exists e1 x1 x2 x3.(n_ground(x3) & ne_nam_guys(x1) & in(e1,x3) & around(e1,x2) & n_tree(x2) & Actor(e1,x1) & v_dig(e1))
exists x1 x2 x3 x4.(a_topic(x1) & in(x1,x4) & n_yard(x4) & of(x4,x1) & n_thing(x1) & n_dirt(x1) & of(x1,x3) & n_dig(x3) & (x1 = x2) & ne_nam_guys(x2))