Input (grade 12): Anastasia was a younger sister of Grand Duchess Olga, Grand Duchess Tatiana and Grand Duchess Maria, and was an elder sister of Alexei Nikolaevich, Tsarevich of Russia.
Output (grade 9): She was a sister of Grand Duchess Olga, Grand Duchess Tatiana, Grand Duchess Maria, and Alexei Nikolaevich, Tsarevich of Russia.