premise: A firefighter climbs up a ladder towards flames while surrounded by smoke.
hypothesis: A firefighter starts a fire.
explanation_1: One firefighter is fighting the fire and the other started the fire.
explanation_2: A firefighter who climbs up a ladder towards flames contradicts a firefighter who starts a fire.
explanation_3: A firefighter climbs up a ladder towards flames while surrounded by smoke is not the firefighter starts a fire
premise_logic: exists e1 s1 s2 x1 x2 x3 x4 x5.(towards(e1,x3) & by(s2,x5) & n_smoke(x5) & Theme(s2,x4) & a_surround(s2) & (x3 = x4) & n_flame(x3) & a_up(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_climb(e1) & n_ladder(x2) & n_firefighter(x1))
hypothesis_logic: exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_start(e1) & n_fire(x2) & n_firefighter(x1))
premise_sim: exists e1 s1 s2 x1 x2 x3 x4 x5.(v_climb(e1) & towards(e1,x3) & n_smoke(x5) & n_ladder(x2) & n_flame(x3) & n_firefighter(x1) & by(s2,x5) & a_up(s1) & a_surround(s2) & Theme(s2,x4) & Theme(e1,x2) & Manner(e1,s1) & Actor(e1,x1) & (x3 = x4))
hypothesis_sim: exists e1 x1 x2.(v_start(e1) & n_firefighter(x1) & n_fire(x2) & Theme(e1,x2) & Actor(e1,x1))