premise: A group of people having a conversation.
hypothesis: People are washing the dishes.
explanation_1: The people could be having a conversation while one, but not all, washes the dishes.
explanation_2: The people are either having a conversation or washing the dishes.
explanation_3: people can't be washing dishes if they are having conversation
premise_logic: exists e1 x1 x2 x3 x4.(a_topic(x1) & of(x1,x2) & Theme(e1,x4) & Actor(e1,x3) & v_have(e1) & n_conversation(x4) & (x2 = x3) & n_people(x2) & n_group(x1))
hypothesis_logic: exists e1 x1 x2.(n_dish(x2) & Theme(e1,x2) & Actor(e1,x1) & v_wash(e1) & n_people(x1))