Question: Corporate Property Investors built which shopping center in the Middlesex County, Massachusetts area?

Context paragraphs:
International Sustainability Alliance (ISA): The International Sustainability Alliance (ISA) is a global network of corporate occupiers, property investors, developers and owners of commercial buildings, who share best practice in the sustainable management of their property portfolios.

Middlesex County Hospital: Middlesex County Hospital was a hospital operated by Middlesex County which was operational from the 1930s until 2001 in Waltham and Lexington, Massachusetts.  Originally opened as a tuberculosis hospital, the hospital eventually became the county hospital for Middlesex until its closure in 2001.  After its closure, it was redeveloped into a condominium complex.  It is also located right down the road from the old Metropolitan State Hospital, which also met the same fate as the county hospital.

Middlesex Rugby Football Union: Middlesex Rugby is the governing body for rugby union in Middlesex, England; Middlesex is a historic county of England that has since been divided up and shared between Greater London, Surrey and Hertfordshire though the appellation is still in use when referring to sport, businesses and postal address in the area.  Middlesex RFU was originally created as the Middlesex County Rugby Club but within six years was being referred to as the Middlesex County Rugby Football Union and is now known simply as Middlesex Rugby.

Cottrell Corners, New Jersey: Cottrell Corners is an unincorporated community located within Old Bridge Township in Middlesex County, New Jersey, United States.  Located at the corner of Old Bridge-Matawan Road (County Route 516) and Cottrell Road, the area is named for the Cottrell Family who owned an apple farm at the crossroads since before the United States was founded.  Though the last parcel of the farmland had originally been sold to a developer in 2002, the Middlesex County Freeholder Board purchased the property and intends to preserve it.  In addition to the farm, the area contains stores, a townhouse development, and is the seat of the Old Bridge municipal offices and library.

Middlesex County Courthouse (Urbanna, Virginia): The Middlesex County Courthouse in Urbanna, Virginia was built starting in 1745.  It was listed on the National Register of Historic Places (NRHP) in 1976.  It has also been known as Old Middlesex County Courthouse and as Middlesex County Woman's Club.

Corporate Property Investors: Corporate Property Investors was a real estate investment company built several notable shopping centers, including Lenox Square in Atlanta, the Burlington Mall in Massachusetts, and Roosevelt Field Mall in New York.

Middlesex County College: Middlesex County College is a community college with its main campus located in Edison, New Jersey, United States.  Founded by the Middlesex County Board of Elected Freeholders in 1964, the two-year college serves the needs of Middlesex County, as well as surrounding communities.  The college also maintains two urban center campuses, one located in the Civic Square government and theatre district of New Brunswick and one in the city center of Perth Amboy.  The current president of Middlesex County College is Dr. Joann LaPerla-Morales, taking the position in 2005 after the retirement of Dr. John Bakum.

Burlington Mall (Massachusetts): The Burlington Mall is a large, two-story, indoor shopping mall complex located off Route 3 and Route 128 in Burlington, Massachusetts.  The mall is one of many shopping venues in the Middlesex County area, including the Shops at Billerica, Square One Mall, Acton Plaza, and Middlesex Commons.  The Burlington Mall has a gross leasable area of 1282339 sqft .  The mall has approximately 170 shops and restaurants, including a large food court (capable of seating 775), and is in a high-density commercial district.  Built in 1968, it was expanded in the 1970s and 1980s.  It is managed by Simon Property Group, Inc.

Middlesex County, New Jersey: Middlesex County is a county located in north-central New Jersey, United States.  As of the 2016 Census estimate, the county's population was 837,073, making it the state's second-most populous county, an increase of 3.4% from the 2010 United States Census, when its population was enumerated at 809,858, making it the second-most populous county in the state.  Middlesex is part of the New York metropolitan area, and its county seat is New Brunswick.  The center of population of the state of New Jersey is located in Middlesex County, in East Brunswick Township, just east of the New Jersey Turnpike.  The 2000 Census showed that the county ranked 63rd in the United States among the highest-income counties by median household.  The Bureau of Economic Analysis ranked the county as having the 143rd-highest per capita income of all 3,113 counties in the United States (and the 10th-highest in New Jersey) as of 2009.  Middlesex County holds the nickname, "The Greatest County in the Land".

New Brunswick, New Jersey: New Brunswick is a city in Middlesex County, New Jersey, United States.  It is the county seat of Middlesex County, and the home of Rutgers University.  The city is on the Northeast Corridor rail line, 27 mi southwest of Manhattan, on the southern bank of the Raritan River.  At the 2010 United States Census, the population of New Brunswick was 55,181, reflecting an increase of 6,608 (+13.6%) from the 48,573 counted in the 2000 Census, which had in turn increased by 6,862 (+16.5%) from the 41,711 counted in the 1990 Census.  Due to the concentration of medical facilities in the area, including Robert Wood Johnson University Hospital and Saint Peter's University Hospital, as well as Rutgers, The State University of New Jersey's Robert Wood Johnson Medical School, New Brunswick is known as "the Hub City."  The corporate headquarters and production facilities of several global pharmaceutical companies are situated in the city, including Johnson & Johnson and Bristol-Myers Squibb.

Supporting paragraphs: Corporate Property Investors Burlington Mall (Massachusetts)
Answer: Burlington Mall