A bored looking construction worker is holding a drink.
A construction worker holds a beer while watching others work.
the fact that the worker is holding a drink does not imply that the drink is a beer or that he is holding it while watching others work.
exists e1 e2 s1 x1 x2 x3.(Theme(e2,x3) & Actor(e2,x1) & v_hold(e2) & n_drink(x3) & n_worker(x1) & of(x1,x2) & n_construction(x2) & Actor(e1,x1) & v_look(e1) & a_bored(s1) & Theme(s1,x1))
exists e1 p1 x1 x2 x3.(exists e3 e2 x4 x5.(Actor(e3,e2) & v_work(e3) & Theme(e2,x5) & Actor(e2,x4) & v_watch(e2) & -(x5 = x1) & n_person(x5) & n_thing(x4)) & n_person(x1) & while(e1,p1) & Theme(e1,x3) & Actor(e1,x1) & v_hold(e1) & n_beer(x3) & n_worker(x1) & of(x1,x2) & n_construction(x2))