Russian-born cellist Nina Kotova, accompanied by pianist Patrice Koenig, will open the 13th annual Classics in the Garden concert series in Tillett Gardens at 8 p.m. on Wednesday, Oct. 27. Her program will consist of three short Tchaikovsky pieces, her own composition "Picasso Suite," "Suite for Cello Solo" by Gaspar Cassado and Chopin's Sonata in G minor, Op. 65.