premise: A cyclist rides down a rocky mountain.
hypothesis: He is riding a bike.
explanation_1: A cyclist rides a bike.
explanation_2: a cyclist riding a bike in rocky mountain
explanation_3: A cyclist rides a bike, therefore he is riding a bike.
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 e1 x1 x2.(n_male(x1) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_bike(x2))