Question: VMA-322 was part of the Marine Forces based out of which navy airfield in Massachusetts?

Context paragraphs:
Douglas M. Stone: Douglas M. Stone is a Major General, United States Marine Forces Reserve, Retired.  He recently relinquished the position of Deputy Commanding General, Detainee Operations, Multi-National Force-Iraq and Commander, Task Force 134, commanding all detention operations in at Camp Cropper, Camp Bucca and Camp Ashraf.  He was nominated for Lieutenant General and was to be head of Marine Forces Reserve and Marine Forces North.

6th Motor Transport Battalion: The 6th Motor Transport Battalion (6th MTB), redesignated as Combat Logistics Battalion 25, is a Marine Forces Reserve logistics unit of the United States Marine Corps and is headquartered at Red Bank, New Jersey.  The unit falls under Combat Logistics Regiment 45 of the 4th Marine Logistics Group (4th MLG) and Marine Forces Reserve (MARFORRES).

Naval Air Station South Weymouth: Naval Air Station South Weymouth, was an operational United States Navy airfield from 1942 to 1997 in South Weymouth, Massachusetts.  It was first established as a regular Navy blimp base during World War II.  During the postwar era the base became part of the Naval Air Reserve Training Command, hosting a variety of Navy and Marine Corps reserve aircraft squadrons and other types of reserve units.  Environmental contamination from wastes stored in 3 landfills was detected in 1986, and since 1993 the site has been on the National Priorities List of Superfund sites.  Numerous remedies and long term monitoring of ground water are in place.  Since 2005, over 600 acres have been transferred to the affected towns for reuse, and in 2011 the Navy signed a $25 million contract to transfer its remaining land.

VMA-322: Marine Attack Squadron 322 (VMA-322) was an attack squadron in the United States Marine Corps.  The squadron, also known as the “Fighting Gamecocks”, fought in World War II and later became a part of the Marine Forces Reserve based out of Naval Air Station South Weymouth, Massachusetts.

War of the Two Capitals: The War of the Two Capitals () was a civil war that occurred in 1328 under the Yuan dynasty based in China.  It was a war of succession fought between the forces based in the Yuan capital Khanbaliq (Dadu, modern Beijing) and the forces based in the summer capital Shangdu after the death of Yuan emperor Yesün Temür in Shangdu.  The clash between the two groups was the bloodiest and most destructive succession in all Yuan history.  The War of the Two Capitals was less about ideology and more a struggle to advance individual family interests through political alliances and military strength.  It ended with victory for the Khanbaliq group, but it took a few years for the last remnants of its opponents to give up.

Fleet Marine Force, Atlantic: Fleet Marine Force, Atlantic (FMFLANT) is an American maritime landing force that is spread across the Atlantic Ocean and reports to the United States Atlantic Command.  It is headquartered at Naval Station Norfolk and directs and commands all the subordinate elements of the Navy Expeditionary Strike Force and Marine Air-Ground Task Force components that follow under the 2nd (Disestablished and merged with US Fleet Forces Command on 30 September 2011), 4th, and 6th Fleet and the Marine Forces Command (MarForCom).  The Commanding General of Marine Forces Command is dual-posted as the Commanding General of the Fleet Marine Force, Atlantic.  FMFLANT is under operational control of the Commander-in-Chief, United States Fleet Forces Command, when deployed.

No Man's Land Navy Airfield: No Man's Land Navy Airfield was an operational United States Navy airfield from 1943 to 1950s.  The airfield is located on Nomans Land island, about three miles (5 km) off the southwest corner of the island of Martha's Vineyard, Massachusetts.  When it was rarely used, it was only to support propeller aircraft.

Robert B. Johnston: Robert B. Johnston (born October 6, 1937) is a retired United States Marine Corps lieutenant general whose last duty assignment was as Commander, Marine Forces Atlantic Marine Forces Europe and II Marine Expeditionary Force.  During the Gulf War, he served as the CENTCOM Chief-of-Staff.  He retired from the U.S. Marine Corps in 1995 after over 34 years of active duty service.

Fleet Marine Force: The United States Fleet Marine Forces (FMF) are combined general and special purpose forces within the United States Department of the Navy that perform offensive amphibious or expeditionary warfare and defensive maritime employment.  The Fleet Marine Forces provide the National Command Authority (NCA) with a responsive force that can conduct operations in any spectrum of conflict around the globe.

Richard P. Mills (general): Lieutenant General Richard P. Mills is a senior United States Marine Corps officer and, as of 2013, is commander of the Marine Forces Reserve and Marine Forces North, headquartered at the Marine Corps Support Facility New Orleans.  Previously he was Deputy Commandant for Combat Development and Integration and Commanding General, Marine Corps Combat Development Command in Quantico, Virginia, and, prior to that assignment, was commander of the I Marine Expeditionary Force (Forward)/Regional Command Southwest in Afghanistan.

Supporting paragraphs: VMA-322 Naval Air Station South Weymouth
Answer: Naval Air Station South Weymouth