ALENA FOMINA(nice), Andrey Mis\'kov(nice), Oleg Sheremet(nice), Nikola Zmievskiy(nice), Natalia Honcharyk(nice), Dmytro Petrychenko(nice), Sergo Travelian(nice), Roman Yaremchuk(nice), Kostiantyn Pylypiuk(nice), Kostiantyn Pylypiuk(important), Nataliya Kolisnichenko(nice), Family Kuzhel(nice), Family Kuzhel(interesting), Vsevolod Olenich(nice), A. Zhuravel(nice), Kirill Konopitsyn(nice), Kirill Konopitsyn(interesting), Yakov Stepanov(nice), Yakov Stepanov(important), Yakov Stepanov(interesting), Vasil Bodnar(nice), Ihor Vietokhin(nice)