Camillo Gamnitzer, The Problemist 2021
Position: rb2R3/pnQ5/5pR1/2pp1k1P/P5NK/1p3P1P/2PPN2p/8 w - - 0 1
 
selfmate in 6

Black: Ra8, Bb8, a7, Nb7, f6, c5, d5, Kf5, b3, h2
White: Re8, Qc7, Rg6, h5, a4, Ng4, Kh4, f3, h3, c2, d2, Ne2
Solution: 
Click to see solution below