baritone vocals Jarosław Bręk chorus Chór Filharmonii Narodowej composed by Wojciech Kilar conductor Antoni Wit cover William Blake lyrics by Dante Alighieri orchestra Orkiestra Symfoniczna Filharmonii Narodowej soprano vocals Iwona Hossa Symphony composed to celebrate the World Year of Physics and 100th anniversary of discovery of theory of realitivity. This symphony inspired by Dante's Divine Comedy, has its structure coded within the sounds G-E-C-H-A. Each sound is corresponding a different amount in physics: G- Gravitational constant, E- electrone, C- speed of light, H- Planck constant and A- atom.