A jazz band performs during the opening day of the 50th North Sea Jazz Festival in Rotterdam, the Netherlands on July 10, 2026. (Xinhua/Shao Haijun)

An audience records a jazz band's performance during opening day of the 50th North Sea Jazz Festival in Rotterdam, the Netherlands on July 10, 2026. (Xinhua/Shao Haijun)

A singer performs during the opening day of the 50th North Sea Jazz Festival in Rotterdam, the Netherlands on July 10, 2026. (Xinhua/Shao Haijun)

A saxophonist performs during the opening day of the 50th North Sea Jazz Festival in Rotterdam, the Netherlands on July 10, 2026. (Xinhua/Shao Haijun)