[Retros] Phénix 128 solutions

[LE GLEUHER]

Dear retro friends
There are Phénix 128 solutions
Sincerely
Thierry

4517. Wolfgang DITTMANN
1.Kg7xBh8(Ke1)! Rf8-e8  2.Kf6-g7! (the only harmless waiting move! Now Black
is in Retro-Zugzwang)  Ka6-a5/Ka4-a5/a3-a2  3.Re8-e3 – forward 1.Ra8# 

4518. Wolfgang DITTMANN
1.Bc1xNa3!(Bc1) Nc2-a3  2.Ba7xRg1!  Ne1-c2 (Ba7 prevent Ra8-a4+) 3.Ka2-b1! 
(3. Kb2-b1?  Kd4-4!) Rb4-a4  4.Kb3-a2 Ra4-b4  5.Kc3-b3 Ke5-e4  6.Kd4-c3
Kf6-e5  7.Ke5-d4 Kg7-f6 8.Kf6-e5 Kf8-g7  9.Ke7-f6 Kg7-f8  10.Kf7-e7 Kh6-g7 
11.Bf2-a7  - forward 1.Bxe1(c1)#

4519. Andrew BUCHANAN
a) 1.f4 h5 2.f5 h4 3.f6 h3 4.fxe7 hxg2 5.exf8=N gxh1=R 6.Ng6 R1xh2 7.Nxh8
Rxh8 
1 Pronkin piece (bR) + 1 Ceriani-Frolkin piece (wN)
b) 1.f4 h5 2.f5 h4 3.f6 h3 4.fxe7 hxg2 5.exf8=B gxh1=R 6.Bxg7 R1xh2 7.Bxh8
Rxh8
1 Pronkin piece (bR) + 1 Ceriani-Frolkin piece (wB)

4520. Andrew BUCHANAN
1.g3 e6 2.Bg2 Qf6 3.Bxb7 Qf3 4.Bxa8 f5 5.Bd5 Bb7 6.Bxe6 Bd5 7.Bxg8 c6 8.Bxh7
Kf7 9.Bg6+ Kg8 10.Bh5 Rh6 11.Bg4 Re6 12.Bh3 Re3 13.Bf1 (C+)
wB pattern in 13 moves
record improvement of 1°HM - 3°TT Supplement The Problemist 2001-02

4521. Kostas PRENTOS
1.h4 b5 2.h5 Bb7 3.h6 Bd5 4.hxg7 Bxa2 5.Rh6 Bxb1 6.Rd6 exd6 7.gxf8=R+ Ke7
8.Rxf7+ Ke6 9.Rxh7 Ke5 10.Rh1 Rxh1 11.Rxa7 Nh6 12.Rb7 Qg8 13.Rxb8 Qa2 14.Rf8
Rxf8 (C+)
Captures of Pronkin and Anti-Pronkin pieces

4522. Eric PICHOURON
1.b4 h5 2.b5 h4 3.b6 h3 4.bxa7 hxg2 5.axb8=N Ra3 6.Na6 bxa6 7.h4 Bb7 8.h5
Bd5 9.h6 c6 10.h7 Qa5 11.hxg8=N Rxh1 12.Nh6 gxh6 13.Nc3 Bg7 14.Ne4 Be5
15.Nf6+ Kf8 16.Ng8 f6 17.f4 Bxg8 18.Nf3 g1=N (C+)
Captures of Pronkin and Anti-Pronkin pieces

4523. Kostas PRENTOS & Andreï FROLKIN
1.c4 Nf6 2.Qb3 Ne4 3.Qb6 axb6 4.c5 Ra3 5.c6 bxc6 6.d4 Ba6 7.Bf4 Nd2 8.e4 Be2
9.Bd6 Rd3 10.a4 cxd6 11.a5 bxa5 12.h4 Qb6 13.h5 Qb3 14.h6 gxh6 15.Rh5 Bg7
16.Rb5 cxb5 17.d5 Bd4 18.Nh3 f6 19.Nf4 Kf7 20.Ne6 Rc8 21.f4 Rc2 22.Nc5 dxc5
3 bPs stay in their column, but after 2 captures each one!

4524. Eric PICHOURON, Alain VILLENEUVE & Michel CAILLAUD
a) 1.h4 Nc6 2.h5 Ne5 3.h6 Ng6 4.hxg7 h6 5.c4 Rh7 6.Qa4 Nh8 7.gxh8=R Bg7 8.b3
Bxa1 9.Rh5 Bc3 10.Rd5 Ba5 11.Qb4 d6 12.a4 Kd7
b) 1.a4 d6 2.Ra3 Nd7 3.Rg3 Ndf6 4.Rxg7 Kd7 5.Rxg8 Bh6 6.f4 Bxf4 7.c4 Bxh2
8.Qb3 Be5 9.Rh5 Bc3 10.Rd5 Ba5 11.Qb4 h6 12.b3 Rh7 13.Rh8 Ng8