Used attributively before nouns to indicate something occurring at or pertaining to the beginning.
openinggerund / present participle Present participle of the verb ‘open’ used adjectivally (e.g., “opening remarks”, “opening night”).
The opening scene of the movie was breathtaking.
Открывающая сцена фильма была захватывающей.
The opening chapter of the book sets the tone for the entire story.
Начальная глава книги задает тон всей истории.