Question: Was 847 Pope Leo same iteration of his name as Ivan the Terrible?, Answer:Yes, Description of Ivan the Terrible: Grand Prince of Moscow and 1st Tsar of Russia, Fact1: Pope Leo in 847 AD was the fourth Leo to have that name and was called Leo IV., Fact2: Ivan the Terrible was the 4th Tsar to have the name Ivan and was known as Ivan IV Vasilyevich.
Step1: Which Pope Leo is associated with the year 847 AD?, Step2: How many similarly named popes were before #1?, Step3: What was Ivan the Terrible's title as a ruler?, Step4: How many similarly named #3 ruled before him?, Step5: Is #2 equal to #4?, Wikipedia page for step 1: Pope Leo IV, Wikipedia page for step 2: Pope Leo IV, Wikipedia page for step 3: Ivan the Terrible, Wikipedia page for step 4: Ivan the Terrible, Wikipedia page for step 5: , not_definitive_answer: False, incorrect_answer: False