premise: A man on a skateboard performs a trick in the air against the backdrop of a bright blue sky.
hypothesis: A woman is running
explanation_1: The first sentence is about a man and the second sentence is about a woman.
explanation_2: A man performs a trick not a women, one cannot be performing a skateboard trick and running simultaneously
explanation_3: A man is performing a trick or woman is running.
premise_logic: exists e1 s1 s2 x1 x2 x3 x4 x5 x6.(n_backdrop(x5) & n_air(x4) & against(e1,x5) & of(x5,x6) & n_sky(x6) & a_blue(s2) & Theme(s2,x6) & a_bright(s1) & Theme(s1,x6) & in(e1,x4) & Theme(e1,x3) & Actor(e1,x1) & v_perform(e1) & n_trick(x3) & on(x1,x2) & n_skateboard(x2) & n_man(x1))
hypothesis_logic: exists e1 x1.(Actor(e1,x1) & v_run(e1) & n_woman(x1))
premise_sim: exists e1 s1 s2 x1 x2 x3 x4 x5 x6.(v_perform(e1) & on(x1,x2) & of(x5,x6) & n_trick(x3) & n_sky(x6) & n_skateboard(x2) & n_man(x1) & n_backdrop(x5) & n_air(x4) & in(e1,x4) & against(e1,x5) & a_bright(s1) & a_blue(s2) & Theme(s2,x6) & Theme(s1,x6) & Theme(e1,x3) & Actor(e1,x1))
hypothesis_sim: exists e1 x1.(v_run(e1) & n_woman(x1) & Actor(e1,x1))