In this case, it means that there is no heir of the first rank
Then, the next question,
Second rank
Is there a relative superior such as the lost parent, grandparents, great-grandparents, grandparents and grandparents? (Hereinafter referred to as linear ascendant)
.
As an option here,
(Y) Yes. There is a linear ascendant
(N) No. There is no linear ascendant