premise: Adults ride a gondola on a sunny day.
hypothesis: adult singing on boat
explanation_1: Adults means more than one adult and adult is only one adult. Adults is not the same as adult. Just because there is an adult or adults that ride a gondola, it doesn't necessarily mean that the adult is singing.
premise_logic: exists e1 s1 x1 x2 x3.(on(e1,x3) & n_day(x3) & a_sunny(s1) & Theme(s1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_gondola(x2) & n_adult(x1))
hypothesis_logic: exists x1 x2 x3.(a_topic(x1) & on(x1,x3) & n_boat(x3) & n_singing(x1) & of(x1,x2) & n_adult(x2))
premise_sim: exists e1 s1 x1 x2 x3.(v_ride(e1) & on(e1,x3) & n_gondola(x2) & n_day(x3) & n_adult(x1) & a_sunny(s1) & Theme(s1,x3) & Theme(e1,x2) & Actor(e1,x1))
hypothesis_sim: exists x1 x2 x3.(on(x1,x3) & of(x1,x2) & n_singing(x1) & n_boat(x3) & n_adult(x2) & a_topic(x1))