Circe: Captured units (not Ks) reappear on their game-array squares, of the same colour in the case of pieces, on the file of capture in the case of pawns, and on the promotion square of the file of capture in the case of fairy pieces. If the rebirth square is occupied the capture is normal.
No.1213Sergey Shumeiko Russia original – 26.04.2017
Though simple, BK shielding is well achieved in the 2nd solution!