premise: A skateboarder glides down a railing of some stairs.
hypothesis: The skateboarder goes down the railing.
explanation_1: Goes down is another way of phrasing glides down.
explanation_2: Glides down is the same as goes down.
explanation_3: The skateboarder who glides down a railing, does down the railing.
premise_logic: exists e1 s1 x1 x2 x3.(a_down(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_glide(e1) & of(x2,x3) & n_stair(x3) & n_railing(x2) & n_skateboarder(x1))
hypothesis_logic: exists e1 x1 x2.(n_railing(x2) & n_skateboarder(x1) & down(e1,x2) & Actor(e1,x1) & v_go(e1))