In this task, you are given a sentence in the English language and your task is to convert it into the Japanese language. In translation, keep numbers as it is and make it sentence case (capitalize only the first word of each sentence and noun).

Example Input: The embassy did not name the potential attackers but said the threat is of "sufficient seriousness," and that air travelers should "maintain vigilance at all times."
Example Output: 大使館は攻撃する可能性のある者の名前は挙げなかったが、脅威は「十分に深刻」であり、飛行機の搭乗者は「つねに警戒する」べきだとした。

Example Input: Fonseka, however, wasn't able to cast a ballot, apparently because his name didn't appear on the 2008 electroral register used for the elections.
Example Output: しかしながら、フォンセカ氏は、選挙に使用された2008年の選挙名簿に氏名がなかったため投票できなかった。

Example Input: A tropical storm warning is in effect for Belize from the border With Mexico southward to Belize City.
Example Output:
熱帯低気圧警報はベリーズでメキシコとの国境から南にベリーズ市までの範囲に発令されている。