An evening of focused listening with the Klang Systematiek ensemble will take place on April 30, 2026, at 7:30 p.m. at the Church of Our Lady of the Snows. The program will feature three prominent figures in contemporary music — Morton Feldman, Jürg Frey, and James Tenney — and is built around the relationship between sound, silence, and resonance, with the church’s exceptional acoustics forming an integral part of the musical experience. programme Morton Feldman — Bass Clarinet and Two Percussion Jürg Frey — 60 Pieces of Sound James Tenney — For Percussion Perhaps, Or… (Night) performers Gareth Davis bass clarinet Martin Švec percussion Elia Moretti percussion admission 250—450 Kč More