You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "what article of the constitution describes the relationship between state and federal governments?" whose answer is Article Four.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Article of the Constitution describing the relationship between state and federal governments
Useful Output:

Doc 1: The supremacy clause in Article VI of the Constitution regulates relationships between the federal and state governments by declaring that the Constitution
Doc 2: FEDERALISM: The Relationship Between STATES and FEDERAL Government [AP Gov Review, Unit 1 Topic 7] · Comments.
Doc 3: Articles four through seven describe the relationship of the states to the Federal Government, establish the Constitution as the supreme law
Doc 4: The Constitution of the United States enshrined the concepts of federalism and described the rights and responsibilities of state governments and the states
Doc 5: The supremacy clause in Article VI of the Constitution regulates relationships between the federal and state governments by declaring that the Constitution