Theresa owned Blueacre, a tract of land, in fee simple. Theresa wrote and executed, with the required formalities, a will that devised Blueacre to "my daughter, Della, for life with remainder to my descendants per stirpes." At the time of writing the will, Theresa had a husband and no descendants living other than her two children, Della and Seth. Theresa died and the will was duly admitted to probate. Theresa's husband predeceased her. Theresa was survived by Della, Seth, four grandchildren, and one great-grandchild. Della and Seth were Theresa's sole heirs at law. Della and Seth brought an appropriate action for declaratory judgment as to title of Blueacre. Guardians ad litem were appointed and all other steps were taken so that the judgment would bind all persons interested whether born or unborn. In that action, if the court rules that Della has a life estate in the whole of Blueacre and that the remainder is contingent, it will be because the court chose one of several possible constructions and that the chosen construction 
related all vesting to the time of writing of the will. related all vesting to the death of Theresa. implied a condition that remaindermen survive Della. implied a gift of a life estate to Seth.