In this task you will be given an answer to a question. You need to generate a question. The answer given should be a correct answer for the generated question.

[Q]: The song's lyrics refer to the Christian concept of the anticipation of restoration and reward, and reference the motifs found at Revelation 22: 1-2-a crystal clear river with water of life, issuing from the throne of heaven, all presented by an angel of God.
[A]: story behind shall we gather at the river


[Q]: The agreement was made between the British and Irish governments and eight political parties or groupings from Northern Ireland: the Ulster Unionist Party, the Social Democratic and Labour Party, Sinn Féin, the Alliance Party, the Progressive Unionist Party, the Northern Ireland Women's Coalition, the Ulster Democratic Party and Labour.
[A]: who took part in the good friday agreement


[Q]: The acre is a unit of land area used in the imperial and US customary systems. It is defined as the area of 1 chain by 1 furlong (66 by 660 feet), which is exactly equal to ​ ⁄ of a square mile, 43,560 square feet, approximately 4,047 m, or about 40% of a hectare.
[A]:
how much is 100 acres of land in miles