Detailed Instructions: 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 Preamble to the United States Constitution is a brief introductory statement of the Constitution's fundamental purposes and guiding principles. It states in general terms, and courts have referred to it as reliable evidence of the Founding Fathers' intentions regarding the Constitution's meaning and what they hoped the Constitution would achieve.
A:
main idea of the preamble to the constitution