sentences:  In 1912 the RSA moved into the Royal Institution building, which remains known as the Royal Scottish Academy Building.When it re-opened, the gallery concentrated on building its permanent collection of Scottish and European art for the nation of Scotland.In the early 21st century, the National Galleries launched the Playfair Project, a scheme to create a new basement entrance to the National Gallery in Princes Street Gardens and an underground connecting space, called the Weston Link, between the Gallery and the renovated Royal Scottish Academy building.