premise: A man in a construction vest is looking at a vehicle.
hypothesis: A construction worker is looking outside.
explanation_1: Looking outside , means looking at so many items, not only a vehicle.
explanation_2: Not all men in construction vests are construction workers. Not all vehicles are located outside.
explanation_3: A construction worker looking at a vehicle  does not mean that he is looking outside
premise_logic: exists e1 x1 x2 x3 x4.(at(e1,x4) & n_vehicle(x4) & Actor(e1,x1) & v_look(e1) & in(x1,x2) & n_vest(x2) & of(x2,x3) & n_construction(x3) & n_man(x1))
hypothesis_logic: exists e1 s1 x1 x2.(a_outside(s1) & Manner(e1,s1) & Actor(e1,x1) & v_look(e1) & n_worker(x1) & of(x1,x2) & n_construction(x2))
premise_sim: exists e1 x1 x2 x3 x4.(v_look(e1) & of(x2,x3) & n_vest(x2) & n_vehicle(x4) & n_man(x1) & n_construction(x3) & in(x1,x2) & at(e1,x4) & Actor(e1,x1))
hypothesis_sim: exists e1 s1 x1 x2.(v_look(e1) & of(x1,x2) & n_worker(x1) & n_construction(x2) & a_outside(s1) & Manner(e1,s1) & Actor(e1,x1))