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 is the name of the town, formerly known as Webster, that currently has the Regional School Unit 4 as the district headquarters?" whose answer is Sabattus.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Regional School Unit 4 headquarters location
Useful Output:

Doc 1: 573 Richmond Rd. Litchfield, ME 04350. +1 (207) 268-4136. Also at this address. Carrie Ricker Middle School. Find related places. Schools. Own this
Doc 2: RSU 4 971 Gardiner Road Wales, ME 04280 Phone: (207) 375-4273 Fax: (207) 375-2522 Schools Stay Connected Download our iOS App Download our Android App
Doc 3: Regional School Unit 71. 41 Lions Way, PO BOX 325, Belfast, ME 04915 | P: (207) 338-1960.
Doc 4: RSU 63 is a community of learners dedicated to providing a safe, supportive, and challenging academic environment.
Doc 5: The Middle School of the Kennebunks prides itself in providing a safe, inclusive environment where all students are valued and respected. We strive to provide