premise: A man sits on a couch beside a colorful cushion with a pencil in his hand.
hypothesis: The man is drawing a picture.
explanation_1: We have no idea if he is drawing or not. You can do alot of things with a pencil in your hand.
explanation_2: Just because he is holding a pencil does not mean the man is drawing a picture.
explanation_3: The man isn't specified to be doing anything with the pencil he is holding, and he could be using the pencil for another application such as writing something down, not drawing a picture.
premise_logic: exists e1 s1 x1 x2 x3 x4 x5.(with(e1,x4) & in(x4,x5) & n_hand(x5) & of(x5,x1) & n_male(x1) & n_pencil(x4) & beside(e1,x3) & n_cushion(x3) & a_colorful(s1) & Theme(s1,x3) & on(e1,x2) & n_couch(x2) & Actor(e1,x1) & v_sit(e1) & n_man(x1))
hypothesis_logic: exists e1 x1 x2.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_draw(e1) & n_picture(x2))
premise_sim: exists e1 s1 x1 x2 x3 x4 x5.(with(e1,x4) & v_sit(e1) & on(e1,x2) & of(x5,x1) & n_pencil(x4) & n_man(x1) & n_male(x1) & n_hand(x5) & n_cushion(x3) & n_couch(x2) & in(x4,x5) & beside(e1,x3) & a_colorful(s1) & Theme(s1,x3) & Actor(e1,x1))
hypothesis_sim: exists e1 x1 x2.(v_draw(e1) & n_picture(x2) & n_man(x1) & Theme(e1,x2) & Actor(e1,x1))