TASK DEFINITION: In this task, you are given a sentence in the Japanese language and your task is to convert it into the English language. In translation, keep numbers as it is and make it sentence case (capitalize only the first word of each sentence and noun).
PROBLEM: 水中の毒素の濃度が高いために魚が死ぬことはよくあります。

SOLUTION: Fish often die because of the high concentrations of the toxin in the waters.

PROBLEM: シン・フェイン党とSDLP、北アイルランド同盟党はすべて、DUPに失敗の責任があるとした。

SOLUTION: Sinn Féin, SDLP and the Alliance Party have all blamed the DUP for the failure.

PROBLEM: 一方、フランドルの国家主義政党NVＡのヤン・ヤンボンが率いるフランドルの野党は、「フランドルの人々の多数を代表しない政府」だと、ファン・ロンパイ政府の合法性に疑問を呈した。

SOLUTION:
Meanwhile, the Flemish opposition led by Flemish nationalist NVA party, Jan Jambon, challenged the legitimacy of Van Rompuy's government, calling it "a government which does not represent a majority of the Flemish people".