premise: A young couple thinking about their Christmas decorations.
hypothesis: The couple has their Christmas tree out.
explanation_1: they are thinking only about Christmas decorations and have no tree there.
explanation_2: Just because a couple is thinking about their Christmas decorations doesn't mean they have their Christmas tree out.
explanation_3: Christmas decorations do not necessarily to have a Christmas tree.
premise_logic: exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & about(e1,x3) & n_decoration(x3) & (x3 = x4) & ne_tim_christmas(x4) & of(x3,x1) & n_thing(x1) & Actor(e1,x2) & v_think(e1) & (x1 = x2) & n_couple(x1) & a_young(s1) & Theme(s1,x1))
hypothesis_logic: exists e1 s1 x1 x2 x3.(n_tree(x2) & (x2 = x3) & ne_tim_christmas(x3) & of(x2,x1) & n_thing(x1) & n_couple(x1) & a_out(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1))
premise_sim: exists e1 s1 x1 x2 x3 x4.(v_think(e1) & of(x3,x1) & ne_tim_christmas(x4) & n_thing(x1) & n_decoration(x3) & n_couple(x1) & about(e1,x3) & a_young(s1) & a_topic(x1) & Theme(s1,x1) & Actor(e1,x2) & (x3 = x4) & (x1 = x2))
hypothesis_sim: exists e1 s1 x1 x2 x3.(v_have(e1) & of(x2,x1) & ne_tim_christmas(x3) & n_tree(x2) & n_thing(x1) & n_couple(x1) & a_out(s1) & Theme(e1,x2) & Manner(e1,s1) & Actor(e1,x1) & (x2 = x3))