premise: Two dirt bike riders, one wearing green and the other wearing blue and white, are jumping a hill.
hypothesis: Two dirt bike riders are practicing new tricks
explanation_1: Two dirt bike riders jumping a hill doesn't necessarily mean they are practicing a new trick.
explanation_2: We have no idea if they are practicing new tricks or not, they could be doing anything.
explanation_3: Two dirt bike riders jumping a hill are not necessarily practicing new tricks.
premise_logic: exists e2 e1 s1 s2 x1 x2 x3 x4 x5 x6 x7 x8 x9.(-(x6 = x6) & n_wear(x6) & Theme(e2,x9) & Actor(e2,x1) & v_jump(e2) & n_hill(x9) & rel(x1,x4) & subset_of(x6,x4) & Theme(s2,x8) & a_white(s2) & (x6 = x8) & Theme(s1,x7) & a_blue(s1) & (x6 = x7) & subset_of(x5,x4) & n_green(x5) & Actor(e1,x5) & v_wear(e1) & card_eq_1(x5) & n_rider(x1) & of(x1,x3) & n_bike(x3) & of(x1,x2) & n_dirt(x2) & card_eq_2(x1))
hypothesis_logic: exists e1 s1 x1 x2 x3 x4.(Theme(e1,x4) & Actor(e1,x1) & v_practice(e1) & n_trick(x4) & a_new(s1) & Theme(s1,x4) & n_rider(x1) & of(x1,x3) & n_bike(x3) & of(x1,x2) & n_dirt(x2) & card_eq_2(x1))
premise_sim: exists e2 e1 s1 s2 x1 x2 x3 x4 x5 x6 x7 x8 x9.(v_wear(e1) & v_jump(e2) & subset_of(x6,x4) & subset_of(x5,x4) & rel(x1,x4) & of(x1,x3) & of(x1,x2) & n_wear(x6) & n_rider(x1) & n_hill(x9) & n_green(x5) & n_dirt(x2) & n_bike(x3) & card_eq_2(x1) & card_eq_1(x5) & a_white(s2) & a_blue(s1) & Theme(s2,x8) & Theme(s1,x7) & Theme(e2,x9) & Actor(e2,x1) & Actor(e1,x5) & -(x6 = x6) & (x6 = x8) & (x6 = x7))
hypothesis_sim: exists e1 s1 x1 x2 x3 x4.(v_practice(e1) & of(x1,x3) & of(x1,x2) & n_trick(x4) & n_rider(x1) & n_dirt(x2) & n_bike(x3) & card_eq_2(x1) & a_new(s1) & Theme(s1,x4) & Theme(e1,x4) & Actor(e1,x1))