There seems to be a movie called white paper or blue book. What's it called about a black pianist?

Green Book is a feature film directed by Peter Farrelly and starring viggo mortensen and Mahershala Ali, which premiered at the Toronto International Film Festival on September 11th, 218. It was released in China on March 1, 219.

The film is adapted from a true story and tells the story of Italian-American bodyguard Tony, who is hired to drive for the world's outstanding jazz pianist Tang. The pianist will hold a concert tour from new york, a story of friendship between the two people across races and classes [3].