Camillo Gamnitzer, The Problemist 2023
Position: 6Q1/1P4N1/2b1PpRP/rq1p4/2pK1k1B/2r3p1/3P2P1/b4n2 w - - 0 1
 
selfmate in 4

Black: Bc6, f6, Ra5, Qb5, d5, c4, Kf4, Rc3, g3, Ba1, Nf1
White: Qg8, b7, Ng7, e6, Rg6, h6, Kd4, Bh4, d2, g2
Solution: 
Click to see solution below