premise: Tourists mingle on a street.
hypothesis: German tourists are talking about food.
explanation_1: You can't imply that the tourist were German or that they were talking about food. Tourist can be of any nationality and they could have been talking about anything.
premise_logic: exists e1 x1 x2.(on(e1,x2) & n_street(x2) & Actor(e1,x1) & v_mingle(e1) & n_tourist(x1))
hypothesis_logic: exists e1 s1 x1 x2.(about(e1,x2) & n_food(x2) & Actor(e1,x1) & v_talk(e1) & n_tourist(x1) & a_german(s1) & Theme(s1,x1))
premise_sim: exists e1 x1 x2.(v_mingle(e1) & on(e1,x2) & n_tourist(x1) & n_street(x2) & Actor(e1,x1))
hypothesis_sim: exists e1 s1 x1 x2.(v_talk(e1) & n_tourist(x1) & n_food(x2) & about(e1,x2) & a_german(s1) & Theme(s1,x1) & Actor(e1,x1))