Mirga Grazinyte-Tyla, Conductor; Gabriela Montero, Piano; San Francisco Symphony. Pianist Gabriela Montero returns to the SFS to play a Tchaikovsky tour de force. Rising star conductor Mirga Grazinyte-Tyla makes her San Francisco Symphony debut in a thrilling tone poem that conjures the epic mythology of Finland. Program: Tchaikovsky - Piano Concerto No. 1; Sibelius - Four Legends from the Kalevala.