premise: A gathering of young African males under a thatched roof.
hypothesis: A group of men are standing on a roof.
explanation_1: Being under a roof is not the same as standing on a roof.
explanation_2: A man that stands under cannot be standing on the same time.
explanation_3: The group cannot be both under a roof and on a roof simultaneously.
premise_logic: exists s1 s2 s3 x1 x2 x3.(a_topic(x1) & of(x1,x2) & under(x2,x3) & n_roof(x3) & a_thatched(s3) & Theme(s3,x3) & n_male(x2) & a_african(s2) & Theme(s2,x2) & a_young(s1) & Theme(s1,x2) & n_gathering(x1))
hypothesis_logic: exists e1 x1 x2 x3.(on(e1,x3) & n_roof(x3) & Actor(e1,x1) & v_stand(e1) & of(x1,x2) & n_man(x2) & n_group(x1))