Hitachi Ltd has requested British Prime Minister Theresa May to provide support for the company’s nuclear power plant construction operations in Britain amid swelling costs for a project in Wales, according to sources familiar with the matter.
Japan Today

HINTS
S Hitachi Ltd 日立
V [has requested] 要求した
OS British Prime Minister Theresa May イギリスの首相
CV [to provide] 供給する
O support サポート
どんな
[for] (the company’s nuclear power plant construction) operations 建設工事
[in] Britain

補 
[amid] swelling costs の中で 膨らむ 費用
どんな 
[for] a project  プロジェクトの
[in] Wales,  ウェールズ

補 
[according to] sources 情報源によると
familiar [with] the matter.  よく知っている