premise: A man is painting letters using a stencil onto a round stand-up sign that is lying sideways.
hypothesis: A guy works on a sign by putting letters on its round surface while it's on the ground.
explanation_1: Just because a man is painting a stand-up sign that is laying sideways does not mean that the sign is on the ground.
explanation_2: Just because a man is putting letters on a stand-up sign does not mean it is while it's on the ground.
explanation_3: The guy may be paintin on a sign lying sideways on any flat surface and not necessarily on the ground
premise_logic: exists e1 e2 e3 s1 x1 x2 x3 x4 x5 x6 x7 x8.(Theme(e3,x2) & Actor(e3,x1) & v_paint(e3) & Theme(e2,x8) & Actor(e2,x7) & v_lie(e2) & n_sideway(x8) & (x2 = x7) & onto(e1,x5) & n_sign(x5) & a_stand-up(s1) & Theme(s1,x5) & of(x5,x6) & n_round(x6) & Theme(e1,x4) & Actor(e1,x3) & v_use(e1) & n_stencil(x4) & (x2 = x3) & n_letter(x2) & n_man(x1))
hypothesis_logic: exists e1 e2 p1 x1 x2 x3 x4 x5 x6.(n_ground(x6) & by(e1,e2) & on(e2,x4) & n_surface(x4) & of(x4,x5) & n_round(x5) & of(x4,x1) & n_thing(x1) & n_thing(x1) & Theme(e2,x3) & Actor(e2,x1) & v_put(e2) & n_letter(x3) & exists p2.on(x1,x6) & while(e1,p1) & on(e1,x2) & n_sign(x2) & Actor(e1,x1) & v_work(e1) & n_guy(x1))