premise: The bears are facing each other with their mouths wide open.
hypothesis: Two bears are facing each other in the woods with their mouths open.
explanation_1: The bears may have been more than two and they may not have been in the woods.
explanation_2: Bears does not mean there are only two bears.  Just because two bears are facing each other it does not mean they are in the woods.
explanation_3: The bears is an unquantifiable term. Two bears is specific.
premise_logic: exists x1 x3.(n_mouth(x3) & of(x3,x1) & n_thing(x1) & n_bear(x1) & all x2.(n_other(x2) -> exists e1 s1 x4.(with(e1,x3) & r_wide(s1) & Theme(s1,x4) & a_open(s1) & (x3 = x4) & Theme(e1,x2) & Actor(e1,x1) & v_face(e1))))
hypothesis_logic: exists x1 x3 x4.(n_mouth(x4) & of(x4,x3) & n_thing(x3) & n_wood(x3) & all x2.(n_other(x2) -> exists e1 s1 x5.(with(e1,x4) & Theme(s1,x5) & a_open(s1) & (x4 = x5) & in(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_face(e1))) & n_bear(x1) & card_eq_2(x1))
premise_sim: exists x1 x3.(of(x3,x1) & n_thing(x1) & n_mouth(x3) & n_bear(x1) & all x2.(exists e1 s1 x4.(with(e1,x3) & v_face(e1) & r_wide(s1) & a_open(s1) & Theme(s1,x4) & Theme(e1,x2) & Actor(e1,x1) & (x3 = x4)) | -n_other(x2)))
hypothesis_sim: exists x1 x3 x4.(of(x4,x3) & n_wood(x3) & n_thing(x3) & n_mouth(x4) & n_bear(x1) & card_eq_2(x1) & all x2.(exists e1 s1 x5.(with(e1,x4) & v_face(e1) & in(e1,x3) & a_open(s1) & Theme(s1,x5) & Theme(e1,x2) & Actor(e1,x1) & (x4 = x5)) | -n_other(x2)))