Where do Madara and Nagato get the rinnengans and sharingans, for example when madara gave the reanimated jinchuriki a sharingan and a rinnengan. And how nagato gave tendo or yahiko the rinnengan?

The three-movement symphony of sorrowful songs features a different text for each movement. its second movement (below) concerns the plight of a young polish prisoner seeking the protection of the queen of heaven. who is the composer of this piece