premise: Professional women at the registration table of an event while men in suits look on.
hypothesis: People are partying.
explanation_1: Men in suits do not party at a registration table.
explanation_2: The people are either being professional or partying.
explanation_3: The people in the first sentence are at an event while the people in the second sentence are having a party.
premise_logic: (x)
hypothesis_logic: exists e1 x1.(Actor(e1,x1) & v_party(e1) & n_people(x1))