premise: A man gets a skateboard up on a big rock.
hypothesis: The skateboarder is near a rock.
explanation_1: If the man gets the skateboard on the big rock, the skateboarder would be near a rock.
explanation_2: A skateboarder who gets up on a rock is near the rock.
explanation_3: If the skateboard is on the rock it implies the man is near a rock.
premise_logic: exists e1 s1 s2 x1 x2 x3.(on(e1,x3) & n_rock(x3) & a_big(s2) & Theme(s2,x3) & a_up(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_get(e1) & n_skateboard(x2) & n_man(x1))
hypothesis_logic: exists p1 x1.(n_skateboarder(x1) & exists x2.(near(x1,x2) & n_rock(x2)))