premise: The man in the clown costume and hat is riding a bike
hypothesis: The clown is an alien.
explanation_1: One describes a man and the other describes a clown.
premise_logic: exists e1 s1 x1 x2 x3 x4 x5.(n_hat(x4) & n_costume(x3) & a_clown(s1) & Theme(s1,x3) & subset_of(x4,x2) & subset_of(x3,x2) & n_man(x1) & Theme(e1,x5) & Actor(e1,x1) & v_ride(e1) & n_bike(x5) & in(x1,x2))
hypothesis_logic: exists p1 x1.(n_clown(x1) & exists x2.((x1 = x2) & n_alien(x2)))
premise_sim: exists e1 s1 x1 x2 x3 x4 x5.(v_ride(e1) & subset_of(x4,x2) & subset_of(x3,x2) & n_man(x1) & n_hat(x4) & n_costume(x3) & n_bike(x5) & in(x1,x2) & a_clown(s1) & Theme(s1,x3) & Theme(e1,x5) & Actor(e1,x1))
hypothesis_sim: exists x1.(n_clown(x1) & exists x2.(n_alien(x2) & (x1 = x2)))