Woman pastor Andrea Pfeifer from the German Evangelical Church which is using St. Martin in the Wall (Czech: Kostel sv. Martina ve zdi) for their church services on Sundays. In 1414, when in the end of October the local pastor Jan from Hradec incited by M. Jakoubek from Stříbro for the first time served the altar sacrament in both kinds to laymen. In the following years the chalice became the symbol of the Hussite revolution.