Question: What is the name of the waterfall in the country where Centenary is located?

full_context: Document 1: Shamva District: Shamva is one of seven districts in the Mashonaland Central province of Zimbabwe. The district capital is the village of Shamva.
Document 2: Chavuma: Chavuma is a town in North Western Zambia, lying immediately south of the border with Angola. The town is approximately 1,100 kilometers from Lusaka and 11 kilometers from the Angolan border town of Kalipande. It lies on the Zambezi River and the M8 road. Local attractions include the Chavuma Falls, while a market takes place on the border, permitting people from both nations to trade.
Document 3: Centenary, Zimbabwe: Centenary is a village in Mashonaland Central province in Zimbabwe. On June 21, 2001, Centenary was a pilgrimage for those who wanted to see the total solar eclipse, as it was one of the few areas of Zimbabwe that witnessed it.
Document 4: Gokwe centre: Gokwe Centre is a rural small town in the Midlands province in Zimbabwe. The town is usually referred to as "Gokwe Centre" because the larger region is called Gokwe.
Document 5: Centenary District: Centenary is one of seven districts in the Mashonaland Central province of Zimbabwe. The district's capital is the town of Centenary.
Document 6: Century, West Virginia: Century is a census-designated place and coal town in Barbour County, West Virginia, USA. Its population was 115 as of the 2010 census.
Document 7: Victoria Falls: Victoria Falls (Tokaleya Tonga: Mosi - oa - Tunya, ``The Smoke that Thunders '') is a waterfall in southern Africa on the Zambezi River at the border between Zambia and Zimbabwe.
Document 8: Victoria Falls: Victoria Falls (Tokaleya Tonga: Mosi - oa - Tunya, ``The Smoke that Thunders '') is a waterfall in southern Africa on the Zambezi River at the border between Zambia and Zimbabwe. It has been described by CNN as one of the Seven Natural Wonders of the world.
Document 9: Niagara Falls: Located on the Niagara River, which drains Lake Erie into Lake Ontario, the combined falls form the highest flow rate of any waterfall in the world that has a vertical drop of more than 165 feet (50 m). Horseshoe Falls is the most powerful waterfall in North America, as measured by flow rate. The falls are 17 miles (27 km) north - northwest of Buffalo, New York, and 75 miles (121 km) south - southeast of Toronto, between the twin cities of Niagara Falls, Ontario, and Niagara Falls, New York.
Document 10: Chakari, Zimbabwe: Chakari is a mining village in the province of Mashonaland West, Zimbabwe. It is located about 33 km west of Chegutu and 38 km north of Kadoma. According to the 1982 Population Census, the village had a population of 8,415. The village grew up around the Turkois Mine in 1907 and was named after the mine. In 1911 it was renamed Shagari but the name was changed again in 1923 to its current name, Chakari. Gold is still mined at the Dalny Mine which is one of Zimbabwe's largest producers of gold. Maize, wheat, sorghum, barley and cotton are grown in the area. This area has red soil that is high is minerals that makes it great for farming crops.
Document 11: Nyambwezi Falls: Nyambwezi Falls are a waterfall located in the North-Western Province of Zambia. They are approximately high. Close to the lip of the falls, there is a rock shelter, which has petroglyphs and other evidence of late Stone Age occupation.
Document 12: Mazowe District: Mazowe District is the southernmost of seven districts of the Province Mashonaland Central in Zimbabwe. The district capital is the village of Mazowe.
Document 13: Niagara Falls: Niagara Falls is the collective name for three waterfalls that straddle the international border between the Canadian province of Ontario and the American state of New York. They form the southern end of the Niagara Gorge.
Document 14: Berlin Falls: The Berlin Falls is a waterfall in Mpumalanga, South Africa. They are located close to God's Window and the highest waterfall in South Africa's Mpumalanga province, Lisbon Falls. Whilst less than a tenth of the heigh of South Africa's tallest waterfall, the Tugela Falls, they are nonetheless extremely beautiful.
Document 15: Gadzema: Gadzema is a village in the province of Mashonaland West, Zimbabwe. It is located about 110 km south-west of Harare on the main Harare-Bulawayo railway line. The village grew up around the a railway station that was built on the line. It was named after a nearby hill, "Ganidzima Hill", which means ""a shining place"". Gold was discovered in the area and in 1905 the Giant Mine was opened by is now closed. In 1920 the station was closed and is now just operated as a siding.
ground_truth: Victoria Falls
sub_queries: Centenary >> country Answer: Zimbabwe
what is the name of the waterfall in Zimbabwe Answer: Victoria Falls