The Silence concert on February 1, 2019 took place throughout the church, the world of the mellotron is spatially "enlarged". Confrontations, fragments, contrasts, voices, strings and sounds. Listeners could create their own composition by moving through the church, or by choosing a fixed place. Five musicians played with the material of the mellotron, four adapted psalms by Jan Pieterszoon Sweelinck. In addition, 'Es sang vor langen Jahren' by Arvo Pärt, for voice and two string instruments, was be performed. The musicians of Silence # 18 were Kaspar Kröner (countertenor), Margarida Sampoia (flute), Oene van Geel (viola), Gareth Davis (bass clarinet), Pau Solas Masafrets (cello), and Jacob Lekkerkerker (mellotron).