premise: Two men are addressing a group of onlookers behind a row of houses.
hypothesis: The men are giving an important speech.
explanation_1: Addressing a crowd may not necessarily be an important speech.
explanation_2: Just because the two men are addressing a group  of onlookers does not mean that they are giving a speech.
explanation_3: Just because the two men are addressing a group of onlookers behind a row of houses doesn't necessarily mean their speech is important.
premise_logic: exists e1 x1 x2 x3 x4 x5.(Theme(e1,x2) & Actor(e1,x1) & v_address(e1) & of(x2,x5) & n_house(x5) & of(x2,x3) & behind(x3,x4) & n_row(x4) & n_onlooker(x3) & n_group(x2) & n_man(x1) & card_eq_2(x1))
hypothesis_logic: exists e1 s1 x1 x2.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_give(e1) & n_speech(x2) & a_important(s1) & Theme(s1,x2))