"K. Marichkov" . . . "Kiril Marichkov" . . . . . . . . . . . "1944" . . . . . . . . "1962" . . . . . . . "Kiril Marichkov" . . . . . . . . . . . . "1944-10-30" . . . . . "non_vocal_instrumentalist" . . . . . .