Question: Lesotho Paramilitary Forces is a Lesotho football club based in Maseru, and is also the capital of the Maseru District, and located on which river?

Context paragraphs:
Lerotholi Polytechnic FC: Lerotholi Polytechnic Football Club is a Lesotho football club based in Maseru.  It takes its name from the tertiary institution in Maseru, Lerotholi Polytechnic, which was founded by and named after Paramount Chief Lerotholi.

Camptown (country subdivision): A Camptown, in the country of Lesotho, refers to a district capital for one of the ten districts of Lesotho.  The largest camptown is the city of Maseru in Maseru District.  Camptowns are usually commerce hubs for the district and are the location for the central government offices for the district.  Camptowns usually take the same name as the district in which they are located.  For example, as mentioned the camptown for Maseru is Maseru but also the camptown for Thaba-Tseka District is Thaba-Tseka.  The exceptions to this rule are Berea District whose capital is called Teyateyaneng, Quthing District whose capital is called Moyeni and Leribe District whose capital is most often called Hlotse.

Maseru: Maseru is the capital and largest city of Lesotho.  It is also the capital of the Maseru District.  Located on the Caledon River, Maseru lies directly on the Lesotho-South Africa border.  Maseru is Lesotho's capital city with a population of approximately 253,000.  The city was established as a police camp and assigned as the capital after the country became a British protectorate in 1869.  When the country achieved independence in 1966, Maseru retained its status as capital.  The name of the city is a Sesotho word meaning "red sandstones".

Lesotho Mounted Police Service FC: Lesotho Mounted Police Service FC is a Lesotho football club based in Maseru.  It is based in the city of Maseru in the Maseru District.

Lesotho Paramilitary Forces: Lesotho Paramilitary Forces is a Lesotho football club based in Maseru.  It is based in the city of Maseru in the Maseru District.

Maseru District: Maseru is a district of Lesotho.  Maseru is also the name of the district's capital, and is the only city in the district and also the capital of the country.  It is the largest urban area in the country, and therefore the only city.  The city of Maseru is located on Lesotho's western border with the Free State Province of South Africa, the frontier being the Caledon River.  Maseru borders on Berea District in north, Thaba-Tseka District in the east, Mohale's Hoek District in south, and Mafeteng District in southwest.

Lesotho Defence Force FC: Lesotho Defence Force FC is a Lesotho football club based in Maseru.  It is based in the city of Maseru in the Maseru District.

Roma Rovers FC: Roma Rovers Football Club is a Lesotho football club based in the town of Roma in the Maseru District.

Maseru Brothers FC: Maseru United is a Lesotho football club based in Maseru.  It is based in the city of Maseru in the Maseru District.

Qoaling Highlanders FC: Qoaling Highlanders is a Lesotho football club based in Maseru.  It is based in the city of Maseru in the Maseru District.

Supporting paragraphs: Lesotho Paramilitary Forces Maseru
Answer: Caledon River