premise: A man is riding up an escalator that is carrying shopping carts.
hypothesis: The man is inside a building.
explanation_1: If a man is using an escalator then he has to be inside a building in order to use it.
explanation_2: If someone is riding up an escalator this implies that they are inside a building.
explanation_3: He is on a escalator which implies being inside a building.
premise_logic: exists e2 e1 s1 x1 x2 x3 x4 x5.(a_up(s1) & Manner(e2,s1) & Theme(e2,x2) & Actor(e2,x1) & v_ride(e2) & Theme(e1,x4) & Actor(e1,x3) & v_carry(e1) & n_cart(x4) & of(x4,x5) & n_shopping(x5) & (x2 = x3) & n_escalator(x2) & n_man(x1))
hypothesis_logic: exists p1 x1.(n_man(x1) & exists x2.(inside(x1,x2) & n_building(x2)))
premise_sim: exists e2 e1 s1 x1 x2 x3 x4 x5.(v_ride(e2) & v_carry(e1) & of(x4,x5) & n_shopping(x5) & n_man(x1) & n_escalator(x2) & n_cart(x4) & a_up(s1) & Theme(e2,x2) & Theme(e1,x4) & Manner(e2,s1) & Actor(e2,x1) & Actor(e1,x3) & (x2 = x3))
hypothesis_sim: exists x1.(n_man(x1) & exists x2.(n_building(x2) & inside(x1,x2)))