Complex sentence: The Kiev experimental workshop that moved to Chernihiv also made orchestral banduras and chromatic tsymbaly, also designed by Ivan Skliar with the help of Oleksander Nezovybat'ko.
Split into simpler sentences: The Kiev experimental workshop which moved to Chernihiv also made orchestral banduras. They also made chromatic tsymbaly also designed by Ivan Skliar with the help of Oleksander Nezovybat'ko.