TASK DEFINITION: In this task, you are given a sentence in the English language and your task is to convert it into the Japanese language. In translation, keep numbers as it is and make it sentence case (capitalize only the first word of each sentence and noun).
PROBLEM: Having reached the milestone, the airline promptly used the opportunity, as always, to sell seats; launching a massive 200,000 seat sale at 99p/99c a seat.

SOLUTION: 重大な出来事に達して、航空会社は、いつものように、席を売る機会をすぐに利用し、1席あたり99ペンス/99セントで200,000の大量の座席の販売に乗り出した。

PROBLEM: Art thieves in Greece broke into the Athens National Gallery on Monday and stole three valuable works of art.

SOLUTION: 月曜日に、ギリシアの芸術泥棒がアテネ国立美術館に押し入って、価値のある芸術作品３点を盗んだ。

PROBLEM: Twenty eight goods wagons of the freight train carrying 1,372,000 litres of oil were derailed, and oil was spilled.

SOLUTION:
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。