The Zola River, also known as the Zola Chai is a river in Iran, flowing into Lake Urmia.
 It runs north of Urmia and west of Salmas.
 Rising in the mountains along the border with Turkey, it flows southwest along the Salmas Plain.
 The river has a catchment area of 846 km².
Silvaneh District (Persian: بخش سیلوانه‎ ‎ ) is one of the five districts (bakhsh) in Urmia County, West Azerbaijan Province, Iran.
 It is west of Lake Urmia, and lies between the city of Urmia and the Turkish border.
 Its administrative center is the city of Silvaneh.
 At the 2006 census, its population was 52,752, in 9,140 families.
 The District has one city: Silvaneh.
 The District has three rural districts ("dehestan"): Dasht Rural District, Margavar Rural District, and Targavar Rural District.
Sumay-ye Beradust District (Persian: بخش صومای برادوست‎ ‎ ; also Romanized as Sumay Baradust and Somay Baradoost; in Kurdish: Somay Brados) is a district (bakhsh) in Urmia County, West Azerbaijan Province, Iran.
 It is west of Lake Urmia, between the city of Urmia and the border with Turkey.
 Its administrative seat is the town of Serow.
 At the 2006 census, its population was 39,802, in 6,760 families.
 The District has one city: Serow.
 The District has three rural districts ("dehestan"): Beradust Rural District, Sumay-ye Jonubi Rural District, and Sumay-ye Shomali Rural District.
Banjosa Lake (Urdu: ‎ ) is an artificial lake and a tourist resort 20 km from the city of Rawalakot in District Poonch of Azad Kashmir, Pakistan.
 It is located at an altitude of 1981 m .
Lake Urmia (Persian: دریاچه ارومیه‎ ‎ , "Daryāche-ye Orūmiye"; Azerbaijani: "اورمیا ﮔﺆﻟﻮ" , "Urmiya gölü") is an endorheic salt lake in Iran.
 The lake is between the provinces of East Azerbaijan and West Azerbaijan in Iran, and west of the southern portion of the Caspian Sea.
 At its greatest extent, it was the largest lake in the Middle East and the sixth-largest saltwater lake on Earth, with a surface area of approximately 5200 km² , a length of 140 km , a width of 55 km , and a maximum depth of 16 m .
 The lake has shrunk to 10% of its former size due to damming of the rivers that flow into it, and the pumping of groundwater from the surrounding area.
The Urmia Lake Bridge is a road bridge in northern Iran.
 It is the largest and longest bridge in Iran, and crosses Lake Urmia, connecting the provinces of East Azerbaijan and West Azerbaijan.
 The project was completed in November 2008.
West Azerbaijan Province is one of the 31 provinces of Iran.
 It is in the northwest of the country, bordering Turkey, Iraq and Azerbaijan's Nakhchivan Autonomous Republic, as well as the provinces of East Azerbaijan, Zanjan and Kurdistan.
 The province is part of Region 3.
 It is separated from Armenia by Turkey's short border with the Azerbaijan Republic.
 The province of West Azerbaijan covers an area of 39,487 km², or 43,660 km² including Lake Urmia.
 In 2012 the province had a population of about 3 million (estimate).
 The capital city and largest city of the province is Urmia.
'Banjosa (Urdu: بنجوسہ)' is a small village and tourist attraction point about 20 km from Rawalakot, Azad Kashmir.
 Word Banjosa is still undefined but according to local peoples, Banjosa is hindko words, consist of two parts "Bun" means "forest" and Jousa was resident of the area.
 Banjosa has three main Marketplaces, (Mareed Na Bagla), R.A bazar, Miral Gala and Gale wala pir Bazaar.
 Religious militancy or freedom fight in Kashmir was launched by Captain Hussein khan and Other Pakistani Militants from Banjosa valley and other parts of Kashmir .
 This area is famous for its beautiful lake known as Banjosa Lake and sometime it also refers as Chotagala lake.
Urmia (Azerbaijani: "ارومو –ارومیه" , Persian: ارومیه‎ ‎ (] ) is the largest city in West Azerbaijan province of Iran.
 Urmia is situated at an altitude of 1,330 m above sea level, and is located along the Shahar Chay river (City River) on the Urmia Plain.
 Lake Urmia, one of the world's largest salt lakes, lies to the east of the city and the mountainous Turkish border area lies to the west.
Sufi Chay (صوفی چای) is a river in north-west Iran, at 37° 19' 45" N, 46° 4' 36" E.
 The river rises at Mount Sahand in the mountains to the east of Lake Urmia, and flows south past Alavian and Senshon till it reaches Maragheh city where it turns east and enters Lake Urmia in a large delta at Bonab.

Question: Which is an artificial lake, Banjosa Lake or Lake Urmia?
Answer: Banjosa Lake