premise: A person is sitting in front of a graffiti covered wall.
hypothesis: A person is sitting outside
explanation_1: The graffiti doesn't have to be outside. It could be inside.
explanation_2: A graffiti covered wall is not necessarily be outside,
explanation_3: Just because there is graffiti on a wall does not mean it is outside.
premise_logic: exists e2 e1 x1 x2 x3 x4.(in(e1,x2) & of(x2,x3) & n_wall(x3) & Theme(e2,x3) & v_cover(e2) & of(x3,x4) & n_graffitus(x4) & n_front(x2) & Actor(e1,x1) & v_sit(e1) & n_person(x1))
hypothesis_logic: exists e1 p1 x1.(exists s1.(Theme(s1,x1) & a_outside(s1)) & Topic(e1,p1) & Actor(e1,x1) & v_sit(e1) & n_person(x1))
premise_sim: exists e2 e1 x1 x2 x3 x4.(v_sit(e1) & v_cover(e2) & of(x3,x4) & of(x2,x3) & n_wall(x3) & n_person(x1) & n_graffitus(x4) & n_front(x2) & in(e1,x2) & Theme(e2,x3) & Actor(e1,x1))
hypothesis_sim: exists e1 p1 x1.(v_sit(e1) & n_person(x1) & exists s1.(a_outside(s1) & Theme(s1,x1)) & Topic(e1,p1) & Actor(e1,x1))