an Entity references as follows:
Oleksandr Mykolaiovych Tkachenko (Ukrainian: Олександр Миколайович Ткаченко; born 7 March 1939) is a Soviet-Ukrainian politician who served as a People's Deputy of Ukraine from 1994 to 2012, variously representing the Peasant Party of Ukraine and the Communist Party of Ukraine. Between 7 July 1998 and 21 January 2000, Tkachenko was the Chairman of the Verkhovna Rada.