She had then tried out the initial stages of various steps created by him .
Her early experiences in choreographic arts involved the assistance given her brother Vaslav Nijinsky in his choreographic works for Ballets Russes .
brother had then tried out the initial stages of various steps created by brother .
Her early experiences in choreographic arts involved the assistance given her brother Vaslav Nijinsky in his choreographic works for Ballets Russes .