She was also later involved with Grand Duke Andrei Vladimorovich .
He had a long affair with the famous ballerina Mathilde Kschessinska , who had previously been the mistress of Nicholas II .
ballerina was also later involved with Grand Duke Andrei Vladimorovich .
He had a long affair with the famous ballerina Mathilde Kschessinska , who had previously been the mistress of Nicholas II .