Решение:
Преобразуем слова, напечатанные заглавными буквами в конце строк с пропусками, обозначенными буквами А-Е, чтобы они соответствовали содержанию текста:
Mirra Andreeva is a Russian tennis player. She was born in 2007. She is young but successful. She WON the silver medal at the 2024 Paris Olympics in women's doubles with her partner Diana Shnaider. Mirra has got a sister who is three years OLDER than Mirra. Erica Andreeva is a professional tennis player too. HER mother's name is Raisa Andreeva. They WERE very happy when Mirra started to play tennis. Now she BEGINS helps them a lot.
Таким образом, текст после преобразования выглядит следующим образом:
Mirra Andreeva is a Russian tennis player. She was born in 2007. She is young but successful. She WON the silver medal at the 2024 Paris Olympics in women's doubles with her partner Diana Shnaider. Mirra has got a sister who is three years OLDER than Mirra. Erica Andreeva is a professional tennis player too. HER mother's name is Raisa Andreeva. They WERE very happy when Mirra started to play tennis. Now she BEGINS helps them a lot.
Теперь текст правильно преобразован, и его содержание осталось неизменным.