premise: A man with a beard sitting in front of the tour bus.
hypothesis: A man is traveling to see his best friend.
explanation_1: Their are other reasons a man could be sitting in front of a tour bus besides traveling to see his best friend.
explanation_2: Just because a man is sitting in front of a tour bus doesn't mean that the man is traveling or that he intends to see his best friend.
explanation_3: It doesn't mean the man is traveling let alone to see his best friend.
premise_logic: exists e1 x1 x2 x3 x4 x5 x6.(n_bus(x5) & of(x5,x6) & n_tour(x6) & a_topic(x1) & with(x1,x2) & in(e1,x4) & of(x4,x5) & n_front(x4) & Actor(e1,x3) & v_sit(e1) & (x2 = x3) & n_beard(x2) & n_man(x1))
hypothesis_logic: exists e1 p1 s1 x1 x2.(Topic(e1,p1) & Actor(e1,x1) & v_travel(e1) & exists e2.(Theme(e2,x2) & Actor(e2,x1) & v_see(e2)) & n_friend(x2) & r_most(s1) & a_good(s1) & Theme(s1,x2) & of(x2,x1) & n_male(x1) & n_man(x1))
premise_sim: exists e1 x1 x2 x3 x4 x5 x6.(with(x1,x2) & v_sit(e1) & of(x5,x6) & of(x4,x5) & n_tour(x6) & n_man(x1) & n_front(x4) & n_bus(x5) & n_beard(x2) & in(e1,x4) & a_topic(x1) & Actor(e1,x3) & (x2 = x3))
hypothesis_sim: exists e1 p1 s1 x1 x2.(v_travel(e1) & r_most(s1) & of(x2,x1) & n_man(x1) & n_male(x1) & n_friend(x2) & exists e2.(v_see(e2) & Theme(e2,x2) & Actor(e2,x1)) & a_good(s1) & Topic(e1,p1) & Theme(s1,x2) & Actor(e1,x1))