premise: A man holding a large swordfish.
hypothesis: A little boy smiles at his pet iguana.
explanation_1: A man is not a boy. Swordfish and iguanas are not the same type of animal
explanation_2: A man holding iguana
explanation_3: A person cannot be a man and a little boy at the same time.
premise_logic: exists e1 s1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_hold(e1) & n_swordfish(x3) & a_large(s1) & Theme(s1,x3) & (x1 = x2) & n_man(x1))
hypothesis_logic: exists e1 s1 s2 x1 x2.(at(e1,x2) & n_iguana(x2) & a_pet(s2) & Theme(s2,x2) & of(x2,x1) & n_male(x1) & Actor(e1,x1) & v_smile(e1) & n_boy(x1) & a_little(s1) & Theme(s1,x1))