The Rite of Spring that the Diaghilev–Stravinsky collaboration would continue, in the first instance with "Petrushka" (1911) and then "The Rite of Spring". In a note to the conductor Serge Koussevitzky in February 1914, Stravinsky described "The Rite of Spring" as "a musical-choreographic work, [representing] pagan Russia ... unified by a single idea: the mystery and great surge of the creative power of Spring". In his analysis of "The Rite", Pieter van den Toorn writes that the work lacks a specific plot or narrative, and should be considered as a succession of choreographed episodes. The French titles are given in the form given in
The Firebird While hunting in the forest, he strays into the magical realm of Koschei the Immortal, whose immortality is preserved by keeping his soul in a magic egg hidden in a casket. Ivan chases and captures the Firebird and is about to kill her; she begs for her life and he spares her. As a token of thanks, she offers him an enchanted feather that he can use to summon her should he be in dire need. Prince Ivan then meets thirteen princesses who are under the spell of Koschei and falls in love with one of them. The next day,