Which Russian composer wrote the ballets 'The Stone Flower' and 'Romeo and Juliet'?
Sergej Sergeevič Prokof'ev Prokofev Sergei Prokofiev Sergey Prokofev Sergey Prokofyev Prokoviev Serge Prokofiev Prokofiev, Sergei Sergei Sergeyevich Prokofiev Серге́й Серге́евич Проко́фьев Sergej Prokofjew Sergei S. Prokofiev Prokofief Sergey Prokovyev Prokofiev Sergei Sergej Sergeevic Prokof'ev Sergei Sergeyevich Prokofiev Sergey Prokofiev Sergey Sergeyevich Prokofiev Sergueï Prokofiev