化学 かがく兵器 へいき禁止 きんし条約 じょうやくでしょう
kagakue iki kinshijōyakudeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 化学兵器禁止条約

1. Probably the Chemical Weapons Convention.

Polite
Presumptive
Conjecture