composed by Pjotr I. Tschaikowsky composed by Peter Tschaikowsky composed by Pyotr Tchaikovsky composed by P. I. Tchaikovsky composed by Pyotr Ilyich Tchaikovsky composed by Piotr Ilyich Tchaikovsky composed by Ryotr Ilyich Tchaikovsky composed by Pyotr Il'yich Tchaikovsky composed by Piotr Ilyitch Tchaikovsky composed by Peter Tchaikovsky