Detailed Instructions: In this task, given a sentence in the English language, your task is to convert it into the Japanese language.
See one example below:
Problem: Test subjects will be administered either a placebo or PA-457 that will be taken in combination with the medication they already take.
Solution: 被験者は、彼らがすでに服用している薬剤と一緒に偽薬またはPA-457を与えられる。
Explanation: The above sentence is correctly translated from English to Japanese.

Problem: The Ministry of Defence has confirmed that a British soldier has been killed in southern Afghanistan during a joint operation with Canadian-led NATO troops.
Solution:
イギリス国防省は南アフガニスタンでカナダを中心としたNATO軍との統合作戦中の英国人兵士一人の死亡を確認した。