防衛 ぼうえう計画 けいかく大綱 たいこうでしょう
bō eukeikakuno taikōdeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 防衛計画の大綱

1. Probably an outline of the defense plan.; Likely a defense plan outline.

Polite
Presumptive
Conjecture