premise: Some people are playing ping-pong.
hypothesis: Some people are playing Donkey Kong
explanation_1: If they are playing ping pong, they cannot be playing Donkey Kong at the same time.
explanation_2: Ping-pong and Donkey Kong are different games that are typically not played at the same time.
explanation_3: Ping-pong is not Donkey Kong.
premise_logic: exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_ping-pong(x2) & n_people(x1))
hypothesis_logic: exists e1 x1 x2 x3.(ne_geo_kong(x2) & (x2 = x3) & ne_geo_donkey(x3) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_people(x1))