Camillo Gamnitzer, The Problemist 2009
Position: 2rnK3/p1p3p1/4kNPR/1N2B2P/3P1pP1/3ppQ2/3p2P1/2q5 w - - 0 1
 
selfmate in 8

Black: Rc8, Nd8, a7, c7, g7, Ke6, f4, d3, e3, d2, Qc1
White: Ke8, Nf6, g6, Rh6, Nb5, Be5, h5, d4, g4, Qf3, g2

Eskapade

1. - Dc6+ 2. Dxc6+ Sxc6#
1. Dc6+? Dxc6+ 2. Kf8...

1. De4! dr. (2. Ld6+ Kxf6 3. Dxf4+ Ke6 4. Df7+ Sxf7#) gxh6
2. g7
(3. g8D/L+ Sf7#) Ta8
3. Db7! (4. g8D/L+ Sf7+ 5. Dc8+ Txc8#
bzw. 4. Dc8+ Txc8 5. g8D, L+ Sf7#; interne Zugumstellung)
3. - Tc8! → Switchback
4. Df3! → Switchback (5. g8D/L+) Ta8 → Switchback
5. Sxc7+! Dxc7 (Txc7??)
6. d5+ Kxe5
7. De4+!
→  Switchback Kd6/Kxf6
8. De7+! Dxe7#

1. - gxf6 full sideline, starting with elements out of mainplay:
2. g7 Ta8
3. Sxc7+ Dxc7
4. Ld6+ Kxd6
5. De6+!!
Kxe6
6. g8D+ Df7+
7. Dxf7+ Kd6
8. Txf6+! Se6#

1. - Dc5 2. dxc5 shortest; gxf6/gxh6 3. g7 Ta8
4. c6 ~ 5. g8D/L+

A quite fiendish cornucopia of potential white continuations! (SJGT) 

Ein 'fluchtspezifisches' Experiment