premise: A person with a green backpack is riding a bike down the road.
hypothesis: The person is walking.
explanation_1: You cannot be walking and riding bike at the same time.
explanation_2: Riding a bike is not possible while walking.
explanation_3: One cannot be walking while they are riding a bike.
premise_logic: exists e1 s1 x1 x2 x3 x4.(n_road(x4) & down(e1,x4) & Theme(e1,x3) & Actor(e1,x1) & v_ride(e1) & n_bike(x3) & with(x1,x2) & n_backpack(x2) & a_green(s1) & Theme(s1,x2) & n_person(x1))
hypothesis_logic: exists e1 x1.(n_person(x1) & Actor(e1,x1) & v_walk(e1))
premise_sim: exists e1 s1 x1 x2 x3 x4.(with(x1,x2) & v_ride(e1) & n_road(x4) & n_person(x1) & n_bike(x3) & n_backpack(x2) & down(e1,x4) & a_green(s1) & Theme(s1,x2) & Theme(e1,x3) & Actor(e1,x1))
hypothesis_sim: exists e1 x1.(v_walk(e1) & n_person(x1) & Actor(e1,x1))