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).

彼は4人のメンバーが深い藪の中を10km歩いて現地時間午前4時に基地に入ったと言った。
He said four members walked 10km through thick scrub and entered the base at 4:00 a.m. local time.

137万2000リットルの石油を運んでいた貨物列車の貨車28台が脱線し、石油が流出した。
Twenty eight goods wagons of the freight train carrying 1,372,000 litres of oil were derailed, and oil was spilled.

「アシスタントは部屋の準備をし、登録者を呼び出し、料金を徴収し、教室の情報や参加者の統計資料を管理し、書類を整理保存し、電話の応対やセミナーでの研修と指導もしている。」

"The assistants set up rooms, call registrants, collect fees, keep stats of classroom data/participants, file, they also are answering phones, training and leading seminars."