premise: skateboarder sliding down a ramp
hypothesis: A skateboarder is taking pictures of himself with his phone.
explanation_1: Just because a skateboarder is sliding down a ramp does not mean he is taking pictures of himself.
explanation_2: Just because a skateboarder is sliding down a ramp does not mean he is taking pictures of himself.
explanation_3: skateboarder sliding down a ramp doesn't mean that he  is taking pictures of himself.
premise_logic: exists e1 s1 x1 x2 x3.(a_topic(x1) & a_down(s1) & Manner(e1,s1) & Theme(e1,x3) & Actor(e1,x2) & v_slide(e1) & n_ramp(x3) & (x1 = x2) & n_skateboarder(x1))
hypothesis_logic: exists e1 x1 x2 x3.(with(e1,x3) & n_phone(x3) & of(x3,x1) & n_male(x1) & n_male(x1) & Theme(e1,x2) & Actor(e1,x1) & v_take(e1) & of(x2,x1) & n_picture(x2) & n_skateboarder(x1))
premise_sim: exists e1 s1 x1 x2 x3.(v_slide(e1) & n_skateboarder(x1) & n_ramp(x3) & a_topic(x1) & a_down(s1) & Theme(e1,x3) & Manner(e1,s1) & Actor(e1,x2) & (x1 = x2))
hypothesis_sim: exists e1 x1 x2 x3.(with(e1,x3) & v_take(e1) & of(x3,x1) & of(x2,x1) & n_skateboarder(x1) & n_picture(x2) & n_phone(x3) & n_male(x1) & Theme(e1,x2) & Actor(e1,x1))