Question: The Dormition of St. Mary Cathedral, Bera is a church in the fortress that dates back to which century?

Context paragraphs:
Dormition of St. Mary Cathedral, Berat: The Dormition Cathedral (Albanian: "Katedralja Fjetja e Shën Mërisë" ) is an Orthodox church in the Berat Castle in Berat, Albania, dedicated to the Dormition of the Theotokos.  It is a Cultural Monument of Albania since 1948.  Since 1986, the Onufri Museum of Icons is located in the church.

Old Church of St George, Hill Street Dublin: The Old Church of St. George, commonly called "Little George's" in Hill Street (formerly Temple Street Lower) Parish of St. Mary, Dublin was built in 1668 by the Eccles family for their workmen and also as a chapel-of-ease to the nearby St. Mary's Church.  However, that St. Mary's Church was not St. Mary's Church, Dublin as its foundation stone was laid in 1700, and it was not St. Mary's Abbey, Dublin as it was dissolved in 1539.  Therefore St George's church, Hill Street, may have been a Chapel-of-Ease to St. Michan's Church in Church Street.  The main body of the church, with the exception of the tower, was demolished in 1894.

Episcopal Diocese of the Virgin Islands: The Episcopal Diocese of the Virgin Islands is a diocese of the Episcopal Church in the United States of America (ECUSA) which includes both the United States Virgin Islands and the British Virgin Islands.  The diocese is a part of Province II of the Episcopal Church.  The current Diocesan Bishop of the Virgin Islands is the Edward Ambrose Gumbs.  The cathedral church of the diocese is the Cathedral Church of All Saints, Charlotte Amalie.  The diocese currently comprises 14 churches.  There is a functioning parish school on St. Thomas All Saints Cathedral School there was an academic campus on St. Croix, St. Dunstan's Episcopal High School.  St. Dunstan's closed in the 1990s.  There is also the St. Georges School located on the parish property of St. Georges Episcopal Church in Road Town, Tortola in the British Virgin Islands, which also opened the St. Georges School (Secondary Division) in Palestina Estate near to the St. Paul's Episcopal Church in Sea Cow's Bay, Tortola in the British Virgin Islands.  There is also the St. Mary's School located on the parish property of the St. Mary's Episcopal Church in Valley, Virgin Gorda in the British Virgin Islands.

Berat Castle: Berat Castle (Albanian: "Kalaja e Beratit" ) is a fortress overlooking the town of Berat, Albania.  It dates mainly from the 13th century and contains many Byzantine churches in the area and Ottoman mosques.  It is built on a rocky hill on the left bank of the river Osum and is accessible only from the south.  It is situated at an elevation of 214 m .

Cathedral High School (Hamilton, Ontario): Cathedral High School is a public Roman Catholic high school in Hamilton, Ontario, under the administration of the Hamilton-Wentworth Catholic District School Board.  Cathedral High School dates back to 1912, when high school classes where offered to the youth of Hamilton by the Hamilton Separate School Board.  Classes were held in two rooms at St. Mary’s School, located on Mulberry Street.  By 1921, enrollment had increased significantly and the two rooms could no longer hold the amount of people.  The boys were soon moved to the upper floor of St. Patrick’s School on East Avenue and Main Street.  While the girls remained at St. Mary’s.  In 1925, the Separate School Board authorized the building of a new and larger building.

Queen Mary Cathedral, Barranquilla: The Queen Mary Cathedral (Spanish: "Catedral Metropolitana María Reina de Barranquilla" ) also called Metropolitan Cathedral of Queen Mary is a cathedral church of Catholic worship dedicated to the Blessed Virgin Mary.  The cathedral is located in the central area of Barranquilla, Colombia, western side of the Plaza de la Paz (Peace's Square), where the zero point of the city is located.  The Cathedral is located within the Roman Catholic Archdiocese of Barranquilla, seat of the Archbishop and the parish Cathedral.

St. Mary's Cathedral: St. Mary's Cathedral, or St. Mary Cathedral or Cathedral of St. Mary the Virgin, or other variations on the name, may refer to:

St. Mary Cathedral (Lansing, Michigan): St. Mary Cathedral is a cathedral of the Roman Catholic Church in Lansing, Michigan one block north of the Michigan State Capitol.  It is the seat of the bishop of the Roman Catholic Diocese of Lansing.

St. Mary Cathedral Basilica (Galveston, Texas): St. Mary Cathedral Basilica, also known as "St. Mary's Cathedral Basilica" is a Roman Catholic place of worship situated in Galveston, Texas.  It is the primary cathedral of the Archdiocese of Galveston-Houston and the mother church of the Catholic Church in Texas, as well as a minor basilica.  Along with the Co-Cathedral of the Sacred Heart in Houston, St. Mary's serves more than 1.5 million Catholics living in the Archdiocese.

Nicholas J. Clayton: Nicholas Joseph Clayton (November 1, 1840 in Cloyne, County Cork – December 9, 1916) was a prominent Victorian era architect in Galveston, Texas.  Clayton constructed many grand religious and public buildings in Galveston including the First Presbyterian Church (Galveston, Texas).  He is also credited as the architect of Sacred Heart Catholic Church (Tampa, Florida) and of the Main Building of St. Edward's University in Austin, Texas.  He also designed an addition to St. Mary Cathedral in Galveston.

Supporting paragraphs: Dormition of St. Mary Cathedral, Berat Berat Castle
Answer: 13th century