さき総理 そうり大臣 だいじんではありませんでした
sakino sōridaijindewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 先の総理大臣

1. Was not the former prime minister.; Was not a previous prime minister.

Past/Perfective
Negative
Polite
Formal Register