premise: A firefighter climbs up a ladder towards flames while surrounded by smoke.
hypothesis: A firefighter going up a ladder.
explanation_1: Climbs up a ladder means going up a ladder.
explanation_2: Going up a ladder means that someone climbs up a ladder.
explanation_3: Going up is a rephrasing of climbs up.
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 s1 x1 x2 x3.(a_topic(x1) & a_up(s1) & Manner(e1,s1) & Theme(e1,x3) & Actor(e1,x2) & v_go(e1) & n_ladder(x3) & (x1 = x2) & n_firefighter(x1))