premise: A group of people are sitting at a table which has glasses of beer on it.
hypothesis: People are sitting down
explanation_1: People include a group of people and sitting at a table means sitting down.
explanation_2: People can sit around a table, and "people" is plural, which can refer to a group, so we can assume that the people are sitting at the table aforementioned.
explanation_3: a group of people at a table have glasses of beer and its funny because they are just sitting down and not drunk dancing
premise_logic: exists e2 e1 x1 x2 x3 x4 x5 x6.(at(e1,x3) & on(e2,x1) & n_thing(x1) & Theme(e2,x5) & Actor(e2,x4) & v_have(e2) & of(x5,x6) & n_beer(x6) & n_glass(x5) & (x3 = x4) & n_table(x3) & Actor(e1,x1) & v_sit(e1) & of(x1,x2) & n_people(x2) & n_group(x1))
hypothesis_logic: exists e1 s1 x1.(a_down(s1) & Manner(e1,s1) & Actor(e1,x1) & v_sit(e1) & n_people(x1))