The use of Google Translate revealed that the language is Czech. There is a Youtube video clip at
https://www.youtube.com/watch?v=SNZT21KMiFw
It appears to be a Trainz 2006 route. The YouTube posters description translates as
"Map "Northwest track":
Electric unit 471 'City Elephant' section in Kralupy nad Vltavou - Solutions Žalov a passenger train line S4 Kralupy nad Vltavou - Prague Masaryk Station with reporting stations and stops."