premise: Workers wearing orange vests stand near rail tracks.
hypothesis: Workers are standing outside.
explanation_1: Workers who work near rail tracks work outside.
explanation_2: If workers are standing near rail tracks, this means they must be standing outside.
explanation_3: Workers who stand near rail tracks are standing outside because rail tracks are outside.
premise_logic: exists e2 e1 x1 x2 x3 x4 x5 x6.(near(e2,x5) & n_track(x5) & of(x5,x6) & n_rail(x6) & Actor(e2,x1) & v_stand(e2) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_vest(x3) & of(x3,x4) & n_orange(x4) & (x1 = x2) & n_worker(x1))
hypothesis_logic: exists e1 s1 x1.(a_outside(s1) & Manner(e1,s1) & Actor(e1,x1) & v_stand(e1) & n_worker(x1))