Question: When did the area where Avonlea was located become a province?

full_context: Document 1: Province House (Prince Edward Island): Province House is where the Prince Edward Island Legislature, known as the Legislative Assembly of Prince Edward Island, has met since 1847. The building is located at the intersection of Richmond and Great George Streets in Charlottetown; it is Canada's second-oldest seat of government.
Document 2: Anne of Avonlea: Anne of Avonlea First edition Author Lucy Maud Montgomery Country Canada Language English Series Anne of Green Gables Genre Children's novel Publisher L.C. Page & Co. Publication date 1909 Preceded by Anne of Green Gables Followed by Anne of the Island
Document 3: Geography of Prince Edward Island: Prince Edward Island's geography is mostly pastoral with red soil, white sand, and scattered communities. Known as the "Garden of the Gulf", the island is located in the Gulf of Saint Lawrence north of Nova Scotia and east of New Brunswick, with which it forms the Northumberland Strait.
Document 4: Lennox Island (Prince Edward Island): Lennox Island is an island located in Malpeque Bay off the northwest coast of Prince Edward Island, Canada. Connected by a short causeway and bridge, Lennox Island is home to the Lennox Island First Nation, of the Mi'kmaq people. The Mi'kmaq name for the island was "L'nui Minegoo", and it has been informally known by European settlers as "Indian Island".
Document 5: Prince Edward Island: Prince Edward Island Île - du - Prince - Édouard (French) Epekwitk (Mi'kmaq) Flag Coat of arms Motto (s): Latin: Parva sub ingenti (The small protected by the great) BC AB SK MB ON QC NB PE NS NL YT NT NU Confederation July 1, 1873 (8th) Capital Charlottetown Largest city Charlottetown Largest metro Charlottetown Government Lieutenant Governor Antoinette Perry Premier Wade MacLauchlan (Liberal) Legislature Legislative Assembly of Prince Edward Island Federal representation (in Canadian Parliament) House seats 4 of 338 (1.2%) Senate seats 4 of 105 (3.8%) Area Total 5,660 km (2,190 sq mi) Land 5,660 km (2,190 sq mi) Water 0 km (0 sq mi) 0% Area rank Ranked 13th 0.1% of Canada Population (2016) Total 142,907 Estimate (2018 Q1) 152,768 Rank Ranked 10th Density 25.25 / km (65.4 / sq mi) Demonym (s) Prince Edward Islander, Islander Official languages English (de facto) GDP Rank 10th Total (2011) C $5.353 billion Per capita C $36,740 (13th) Time zone Atlantic: UTC - 4 Postal abbr. PE Postal code prefix ISO 3166 code CA - PE Flower Pink lady's slipper Tree Red oak Bird Blue jay Website www.princeedwardisland.ca Rankings include all provinces and territories
Document 6: Pictou Island (Nova Scotia): Pictou Island is a Canadian island located in the Northumberland Strait approximately 4 NM north of Nova Scotia and 10 NM south of Prince Edward Island. Measuring 9.5 km in length and 2.5 km in width, the total area is 23.75 km. The island is administratively part of Pictou County. The island's highest elevation is 24 meters (78 feet) above sea level, and its current full-time residents population (as of 2016) stands at 28, with the seasonal population rising and lowering.
Document 7: Saint Barthélemy: Agricultural production on the island is difficult given the dry and rocky terrain, but the early settlers managed to produce vegetables, cotton, pineapples, salt, bananas and also fishing. Sweet potato is also grown in patches. The islanders developed commerce through the port of Gustavia. Duty-free port attractions, retail trade, high-end tourism (mostly from North America) and its luxury hotels and villas have increased the island's prosperity, reflected in the high standard of living of its citizens.
Document 8: Confederation Trail: Confederation Trail is the name for a 470 kilometre recreational rail trail system in the Canadian province of Prince Edward Island.
Document 9: Charlottetown (electoral district): Charlottetown (formerly Hillsborough) is a federal electoral district in Prince Edward Island, Canada, that has been represented in the House of Commons of Canada since 2004. The district, which includes the entire City of Charlottetown, has an area of 46 km and a population of 34,562 as of 2011.
Document 10: Anne of Green Gables: Anne of Green Gables is a 1908 novel by Canadian author Lucy Maud Montgomery (published as L.M. Montgomery). Written for all ages, it has been considered a classic children's novel since the mid-twentieth century. Set in the late 19th century, the novel recounts the adventures of Anne Shirley, an 11 - year - old orphan girl who is mistakenly sent to Matthew and Marilla Cuthbert, a middle - aged brother and sister who had intended to adopt a boy to help them on their farm in the fictional town of Avonlea on Prince Edward Island. The novel recounts how Anne makes her way with the Cuthberts, in school, and within the town.
Document 11: Anne with an E: In the late 19th century, brother and sister Matthew and Marilla Cuthbert, both in their old age, decide to take on an orphan boy to help out around their ancestral farm of Green Gables, on the outskirts of the town of Avonlea, on Prince Edward Island. When Matthew goes to pick the child up at the railway station, he finds not a boy, but a high - spirited and talkative girl, Anne Shirley. At first, the Cuthberts are inclined to send her back, particularly after Marilla's brooch goes missing, and Anne, in despair, runs away. The family reconciles and Anne settles in her new home. Upon starting school, Anne once again displays boundless enthusiasm which is nevertheless easily turned into despair when things go wrong, which they often do. Slowly, her ebullient nature wins over those around her.
Document 12: Anne of Green Gables (1985 film): 13 - year - old orphan Anne Shirley is living in servitude with the cruel Hammond family in Nova Scotia. However, when Mr. Hammond dies, Anne is sent to an orphanage where she eventually receives the wonderful news that she has been adopted by a couple on Prince Edward Island (P.E.I). Upon arriving in P.E.I, Anne is met at the train station by the elderly Matthew Cuthbert who is surprised to find a girl there instead of a boy.
Document 13: Prince Edward Island: Prince Edward Island (PEI or P.E.I.; French: Île - du - Prince - Édouard) is a province of Canada consisting of the island of the same name, and several much smaller islands. Prince Edward Island is one of the three Maritime Provinces and is the smallest province in both land area and population. It is part of the traditional lands of the Mi'kmaq, and became a British colony in the 1700s and was federated into Canada as a province in 1873. Its capital is Charlottetown. According to the 2016 census, the province of Prince Edward Island has 142,907 residents.
Document 14: Churchill, Prince Edward Island: Churchill is a community in the Canadian province of Prince Edward Island. The community was named for Winston Churchill. It is located in the township of Lot 65, Queens County immediately west of New Haven.
Document 15: Avonlea (Anne of Green Gables): In Montgomery's works, Avonlea is located on the northern shore of Prince Edward Island on a small peninsula. Its primary industries are farming and lobster fishing. Neighbouring fictional communities include Carmody, White Sands (not to be confused with the modern White Sands, which is on the southern edge of PEI), Grafton, Bright River, Newbridge, and Spencervale.
ground_truth: 1873
sub_queries: Avonlea >> located in the administrative territorial entity Answer: Prince Edward Island
when did Prince Edward Island become a province Answer: 1873