https://praguepig.com/2019/11/public-and-commercial-czech-radio-stations-to-play-marta-kubisova-song-modlitba-pro-martu-at-511pm-1711-on-17-november-17-11-to-mark-velvet-revolutions-30th-anniversary-banned-singers-b/
Public and commercial Czech radio stations to play Marta Kubisova song "Modlitba pro Martu" at 5:11pm (17:11) on 17 November (17/11) to mark Velvet Revolution's 30th anniversary; banned singer's ballad was unofficial anthem of 1989's anti-Commie protests (CTK) [Social Media Post]