premise: Shipyard workers are standing around.
hypothesis: Shipyard workers are waiting on the docks
explanation_1: the shipment worker are standing around is not necessary waiting on the docks.
explanation_2: Just because shipyard workers are standing around it does not mean they are on the docks.
explanation_3: The shipyard workers might have been standing anywhere other than the docks and not waiting for anything necessarily.
premise_logic: exists e1 p1 x1 x2.(exists s1.(Theme(s1,x1) & a_around(s1)) & Topic(e1,p1) & Actor(e1,x1) & v_stand(e1) & n_worker(x1) & (x1 = x2) & ne_nam_shipyard(x2))
hypothesis_logic: exists e1 x1 x2 x3.(n_dock(x3) & on(e1,x3) & Actor(e1,x1) & v_wait(e1) & n_worker(x1) & (x1 = x2) & ne_nam_shipyard(x2))