Background
He was the son of Oleg Sviatoslavich, Prince of Chernigov with an unnamed daughter of Asaduk, Khan of Khumans.
He was the son of Oleg Sviatoslavich, Prince of Chernigov with an unnamed daughter of Asaduk, Khan of Khumans.
Sviatoslav escaped, but Igor was captured and eventually killed in 1147. There on January 16, 1147, Sviatoslav defeated the Davidovichi brothers.