Original sentence: Piana degli Albanesi is  above sea level in a mountainous valley that ends at the lake of Piana degli Albanesi.These Albanian refugees were at the time referred to by the surrounding population as "Greeks" on account of their Orthodox faith and the settlement became known as Piana dei Greci.To the south-east, immersed in , there is the artificial lake formed in 1923 by damming the Belice Destro river (Lumi Honi), barred in the 1920s to allow for the construction of the Lake of Piana degli Albanesi, since 1999 a natural oasis protected and safeguarded by the World Wildlife Foundation
Edited sentence: Piana dei Greci is  above sea level in a mountainous valley that ends at the lake of Piana degli Albanesi.These Albanian refugees were in fact billingual Greeks, they used to speak Arvanitika and Greek and the settlement became known as Piana dei Greci.To the south-east, immersed in , there is the artificial lake formed in 1923 by damming the Belice Destro river (Lumi Honi), barred in the 1920s to allow for the construction of the Lake of Piana dei Greci, since 1999 a natural oasis protected and safeguarded by the World Wildlife Foundation