In this task, you're given a context, further information available on a particular linked term from the statement, and an answer term. Your job is to generate a question that can use the information provided to obtain the given answer. You should use the information on both context and link information to create the question. Note that the answer to the question should be exactly the given answer, and if the answer is none, the answer to the question shouldn't be obtainable from the context or linked information.

[EX Q]: Context: Romanovychi displaced the older line of Izyaslavychi from Turov and Volhynia as well as Rostyslavychi from Galicia. The last were two brothers of Romanovychi, Andrew and Lev II, who ruled jointly Link Information: none Answer: none
[EX A]: Of the last two Ruthenian kings were joint rulers, which was the oldest?

[EX Q]: Context: The hurricane continued north, and made landfall near Beaufort, South Carolina Link Information: The city's population was 12,361 in the 2010 census. Answer: 12,361 
[EX A]: How many people live in the city where Hurricane Bob made landfall?

[EX Q]: Context: Princess Louisa, a daughter of George II, upon her marriage to Crown Prince Frederick of Denmark in 1743. (The prince became King Frederick V three years later Link Information: Frederick was born on 31 March 1723 at Copenhagen Castle. He was the grandson of King Frederick IV of Denmark and the son of Crown Prince Christian and Sophia Magdalene  Answer: Crown Prince Christian
[EX A]:
What was the name of the prince's predecessor when he became king three years after marrying Princess Louisa?