TASK DEFINITION: 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.
PROBLEM: Context: Lerdorf was born on Disko Island in Greenland Link Information: none Answer: none

SOLUTION: Is Disko Island the main island in Greenland?

PROBLEM: Context: Davis sailed for San Francisco, California, around Cape Horn in 1852 Link Information:  By 1890, San Francisco's population approached 300,000 Answer: approached 300,000

SOLUTION: How many people lived in San Francisco the year Davis embarked on his journey to the city?

PROBLEM: Context: The usual English spelling in Ireland since the Gaelic revival is Connacht, the spelling of the disused Irish singular. Link Information: 

Interest in Gaelic culture was evident in the beginning of the nineteenth century with the formation of the Ulster Gaelic Society in 1830 Answer: 1830

SOLUTION:
What year did the Gaelic Revival start?