Complex sentence: Mens Sana 1871 Basket is an Italian professional basketball club from Siena, it is a section of the sports club Polisportiva Mens Sana, founded in 1871.
Split into simpler sentences: Mens Sana 1871 Basket is an Italian professional basketball club based in Siena. It is a section of the sports club Polisportiva Mens Sana, founded in 1871.