premise: a skateboarder is performing stunt on a graffiti covered skateboard ramp.
hypothesis: A skateboarder is texting his friends.
explanation_1: The skateboarder cannot be performing stunt and texting friends at the same time.
explanation_2: If a skateboarder is performing a stunt then the skateboarder is not texting his friends.
explanation_3: PERFORMING STUNTS CONTRADICTS TEXTING FRIENDS
premise_logic: exists e1 e2 x1 x2 x3 x4 x5.(on(e1,x3) & n_ramp(x3) & of(x3,x5) & n_skateboard(x5) & Theme(e2,x3) & v_cover(e2) & of(x3,x4) & n_graffitus(x4) & Theme(e1,x2) & Actor(e1,x1) & v_perform(e1) & n_stunt(x2) & n_skateboarder(x1))
hypothesis_logic: exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_text(e1) & n_friend(x2) & of(x2,x1) & n_male(x1) & n_skateboarder(x1))
premise_sim: exists e1 e2 x1 x2 x3 x4 x5.(v_perform(e1) & v_cover(e2) & on(e1,x3) & of(x3,x5) & of(x3,x4) & n_stunt(x2) & n_skateboarder(x1) & n_skateboard(x5) & n_ramp(x3) & n_graffitus(x4) & Theme(e2,x3) & Theme(e1,x2) & Actor(e1,x1))
hypothesis_sim: exists e1 x1 x2.(v_text(e1) & of(x2,x1) & n_skateboarder(x1) & n_male(x1) & n_friend(x2) & Theme(e1,x2) & Actor(e1,x1))