Task: Translation
Input (Japanese): 40歳の母親と16歳の息子は重傷で、翌日の早朝まで続いた救出活動の後で、治療のために病院に搬送された。
Output (English): A 40-year-old mother and her 16-year-old son were seriously injured and were taken to hospital for treatment, after a rescue operation that lasted into the early hours of the following morning.