Input (grade 13): His full name is given as Alexei Fyodorovich Karamazov and he is also referred to as Alyosha, Alyoshka, Alyoshenka, Alyoshechka, Alexeichik, Lyosha, and Lyoshenka.
Output (grade 8): He is also called Alyosha, Alyoshka, Alyoshenka, Alyoshechka, Alexeichik, Lyosha, and Lyoshenka.