an Entity references as follows:
Ivan III Vasilyevich (Russian: Иван III Васильевич; 22 January 1440 – 27 October 1505), also known as Ivan the Great, was a Grand Prince of Moscow and Grand Prince of all Rus'. Ivan served as the co-ruler and regent for his blind father Vasily II from the mid-1450s before he officially ascended the throne in 1462.