Jenůfa, which premiered in Brno in 1904, is an opera in three acts by Leoš Janáček to a Czech libretto by the composer. It is based on the play Její pastorkyňa by Gabriela Preissová, and is one of the very first operas to be written in prose. Set in a Moravian village in the nineteenth century, the plot concerns a series of tangled relationships that derive from the fact that two fathers both married twice, and had a child by three of their four...