半鐘 はんしょう泥棒 どろぼうでしょう
hanshōdorobōdeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 半鐘泥棒

1. Probably a thief.; Probably a half-bell thief.

Polite
Presumptive
Conjecture