Poplavskii apartment in Minsk (Belarus). Konstantin I., a former farmer, after the end of the Minsk Conservatory - Musical State Choir. Stephanie P. - wife. Children Poplavskii - Cristea (6 years), Jadzia (4 years), Chesik (3 years), have an absolute ear for music. Jadzia and Chesik accurately repeat sounds. Christie and Jadzia play the piano piece for 4 hands. Cristea performs musical thumbnail Tchaikovsky's "The Lark" at the Palace of Pioneers in Minsk. Listening pioneers. Applauds.