premise: Person walking down lighted tunnel with green handrail.
hypothesis: a person sitting on a bench
explanation_1: Either the person is walking down or sitting.
explanation_2: It's not possible to be sitting and walking at the same time
explanation_3: A person cannot be walking down a tunnel and sitting on a bench simultaneously.
premise_logic: exists e2 e1 s1 s2 x1 x2 x3 x4.(person(x4,e2) & n_event(x4) & a_down(s2) & Manner(e2,s2) & Theme(e2,x2) & Actor(e2,x1) & v_walk(e2) & with(x2,x3) & n_handrail(x3) & a_green(s1) & Theme(s1,x3) & n_tunnel(x2) & Theme(e1,x2) & v_light(e1) & n_thing(x1))
hypothesis_logic: exists e1 x1 x2 x3.(a_topic(x1) & on(e1,x3) & n_bench(x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_person(x1))