Two workers holding up the tree look around, while the other two work hard with their shovels.
Two workers look where to lay a tree down.
The workers could have been looking around for many reasons other than where to lay a tree down.
exists e1 s1 s2 x1 x2 x3 x4 x5 x6.(n_shovel(x6) & of(x6,x3) & n_thing(x3) & -(x5 = x5) & n_work(x5) & card_eq_2(x5) & n_look(x3) & of(x3,x4) & n_tree(x4) & a_topic(x1) & with(e1,x6) & a_hard(s2) & Manner(e1,s2) & while(e1,x5) & a_up(s1) & Manner(e1,s1) & Theme(e1,x3) & Actor(e1,x2) & v_hold(e1) & r_around(x3) & (x1 = x2) & n_worker(x1) & card_eq_2(x1))
exists e1 x1 x2.(Topic(e1,x2) & Actor(e1,x1) & v_look(e1) & n_manner(x2) & exists e2 p1 x3 x4.(exists s1.(Theme(s1,x4) & a_down(s1)) & Recipient(e2,p1) & Actor(e2,x3) & Topic(e2,x4) & v_lay(e2) & n_tree(x4)) & n_worker(x1) & card_eq_2(x1))