premise: A cyclist rides down a rocky mountain.
hypothesis: He is an experienced rider.
explanation_1: You don't need to be experienced to challenge yourself on a rocky mountain.
explanation_2: It cannot be assumed that rider is experienced.
explanation_3: A cyclist riding down a rocky mountain may not be experienced. A cyclist can be either gender.
premise_logic: exists e1 s1 s2 x1 x2.(a_down(s2) & Manner(e1,s2) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_mountain(x2) & a_rocky(s1) & Theme(s1,x2) & n_cyclist(x1))
hypothesis_logic: exists p1 x1.(n_male(x1) & exists s1 x2.((x1 = x2) & n_rider(x2) & a_experienced(s1) & Theme(s1,x2)))
premise_sim: exists e1 s1 s2 x1 x2.(v_ride(e1) & n_mountain(x2) & n_cyclist(x1) & a_rocky(s1) & a_down(s2) & Theme(s1,x2) & Theme(e1,x2) & Manner(e1,s2) & Actor(e1,x1))
hypothesis_sim: exists x1.(n_male(x1) & exists s1 x2.(n_rider(x2) & a_experienced(s1) & Theme(s1,x2) & (x1 = x2)))