premise: A classroom full of men, with the teacher up front.
hypothesis: A bunch of men are in class.
explanation_1: Bunch implies the room is full. Also, it is logical that a classroom has a teacher in front of the room.
explanation_2: Being in a classroom with the teacher up front implies being in class.
explanation_3: If a classroom is full of men then it implies there are a bunch of men in a class
premise_logic: exists s1 x1 x2 x3 x4 x5.(n_teacher(x4) & a_topic(x1) & of(s1,x3) & with(x3,x4) & up(x4,x5) & n_front(x5) & n_man(x3) & Theme(s1,x2) & a_full(s1) & (x1 = x2) & n_classroom(x1))
hypothesis_logic: exists p1 x1 x2.(exists x3.(in(x1,x3) & n_class(x3)) & of(x1,x2) & n_man(x2) & n_bunch(x1))
premise_sim: exists s1 x1 x2 x3 x4 x5.(with(x3,x4) & up(x4,x5) & of(s1,x3) & n_teacher(x4) & n_man(x3) & n_front(x5) & n_classroom(x1) & a_topic(x1) & a_full(s1) & Theme(s1,x2) & (x1 = x2))
hypothesis_sim: exists x1 x2.(of(x1,x2) & n_man(x2) & n_bunch(x1) & exists x3.(n_class(x3) & in(x1,x3)))