Complete the following sentence: Mozgov and Evgenia Kosigina made their international debut in the 2008<unk>09 season. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ He ended their partnership after they finished 12th at the
2010 Russian Junior Championships.