Altarpiece unclear. Altarpieces can still broadly be divided into two types, the "reredos", which signifies a large and often complex wooden or stone altarpiece, and the "retable", an altarpiece with panels either painted or with reliefs. Retables are placed directly on the altar or on a surface behind it; a reredos typically rises from the floor. Retable-type altarpieces are often made up of two or more separate panels created using a technique known as panel painting. The panels can also display reliefs or sculpture in the round, either polychrome or un-painted. It is then called a diptych, triptych or polyptych for
Tauberbischofsheim altarpiece Tauberbischofsheim altarpiece The Taubischofsheim altarpiece (earlier known as the Karlsruhe altarpiece or Karlsruhe panels; German: Taubischofsheimer Altar, Karlsruher Altar, and Karlsruher Tafeln, respectively) is a late work by the German Renaissance painter Matthias Grünewald, probably completed between 1523 and 1525. The earliest written references to the work come from the 18th century, when the altarpiece was still in the Church of St. Martin in Tauberbischofsheim. Its original location and the identity of the patron who commissioned it are not known, but it is assumed that they both were in Tauberbischofsheim. The panels, which today are displayed separately, were originally painted