Facts
On 22 March 2007, [E.] passed away. Among her heirs are, in addition to others, [X.] (the appellant) and [Y.] (the respondent). On 30 April 2008, the respondent filed a claim for the determination of the estate, the invalidity of testamentary dispositions, subsidiarily for reduction, and for the division of the estate. All other heirs - siblings and nieces/nephews of the decedent - declared that they would submit to the judgment. The decedent had concluded an "inheritance transfer contract" with the appellant and the respondent on 15 April 1981, in which she transferred her total ownership shares in certain properties, two-thirds to the respondent and one-third to the appellant. On 5 October 2005, the community of heirs [A.] , of which the decedent was a member, sold one of these properties. The proceeds of CHF 318,743.45 were deposited into the decedent's account. The Cantonal Court of Valais decided that these proceeds should be allocated according to the inheritance transfer contract, two-thirds to the respondent and one-third to the appellant.Considerations
The Federal Supreme Court confirms the Cantonal Court's interpretation of the inheritance transfer contract. The inheritance contract provided for the transfer of the decedent's "total ownership shares" in the properties listed…