In this task, given a sentence in the English language, your task is to convert it into the Japanese language.

Example input: Test subjects will be administered either a placebo or PA-457 that will be taken in combination with the medication they already take.
Example output: 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。
Example explanation: The above sentence is correctly translated from English to Japanese.
Q: Helicopters and a warship were dispatched to rescue the vessel, and the pirates were apprehended seven hours after the initial hijacking.
A:
船舶を救出するために、ヘリコプターと軍艦が派遣され、海賊は最初の乗っ取りから7時間後に逮捕された。