premise: the young children are petting a piglet
hypothesis: A pig isn't being petted.
explanation_1: If a pig isn't being petted then the children cannot be petting a piglet.
premise_logic: exists e1 s1 x1 x2.(n_child(x1) & a_young(s1) & Theme(s1,x1) & Theme(e1,x2) & Actor(e1,x1) & v_pet(e1) & n_piglet(x2))
hypothesis_logic: exists x1.(-exists e1.(Theme(e1,x1) & v_pet(e1)) & n_pig(x1))
premise_sim: exists e1 s1 x1 x2.(v_pet(e1) & n_piglet(x2) & n_child(x1) & a_young(s1) & Theme(s1,x1) & Theme(e1,x2) & Actor(e1,x1))
hypothesis_sim: exists x1.(n_pig(x1) & all e1.(-v_pet(e1) | -Theme(e1,x1)))