The interpretation+data+from+referees+to the+contract+and+the+relative+motivation+are+union,+in the+judgment+of+appeal+of the+praise+per+nullity,+only+for+violation+rules+of+right,+so that it is not+it is allowed+to the+judge+of the appeal+union+the+logic+of the+Motivaz ion+where+existing+e+not+so inadequate+by+not+to allow+the+reconstruction+of the process logical+followed by the+referees+per+to+a+one+determined+conclusion,+nor+the+evaluation+of the+evidentiary elements+operated+by the+referees+in the assessment+of the+common will+of the+parts.