Natalia Honcharyk(nice), Natalia Honcharyk(interesting), Natalia Honcharyk(important), Inna Kyselova(nice), Dmytro Petrychenko(nice), Dmytro Petrychenko(interesting), Alexender Zabolotnyy(nice), Andrey Mis\'kov(important), Andrey Mis\'kov(interesting), Andrey Mis\'kov(nice), Vasil Bodnar(nice), Vasil Bodnar(interesting), Roman Yaremchuk(nice), Roman Yaremchuk(important), Roman Yaremchuk(interesting), Kostiantyn Pylypiuk(nice), Kostiantyn Pylypiuk(interesting), Nataliya Kolisnichenko(nice), Oleg Sheremet(nice), Alex Komarovskiy(nice), Alex Komarovskiy(interesting), Alex Komarovskiy(important), ALENA FOMINA(nice), Nikola Zmievskiy(nice), Family Kuzhel(nice), Family Kuzhel(interesting), Vsevolod Olenich(nice), Kirill Konopitsyn(nice), Kirill Konopitsyn(interesting), Philippe Campeau(nice), Vitaliy Mosienko(nice), Yakov Stepanov(important), Yakov Stepanov(interesting), Irina Ortik(nice), Roman Kyselov(nice)