Airs Monday, April 8 at 11 a.m. This week's Pittsburgh Symphony concert features Christoph Koning who makes his Heinz Hall debut with the Prokofiev Symphony No. 1 and the Brahms Second Symphony . Pianist Gabriela Montero, who trained at the Royal Academy of Music and is known for her incredible improvisations, returns to Heinz Hall to perform Prokofiev’s Piano Concerto No. 3.