Chess problem details
 Chess problem diagram
Category: Fairy
Type: ser-hs#n
Stipulation(s): Ser-hs#24
b)wKf3<->bGf7
Grasshoppers, neutral Pawn
Magazine: Pat a Mat 100, 6/2017, Pr.640, Dedicated to Peter Sagan
Year of Publishing: 2017
Conditions:
Alphabetic
Solution:
a)diagram

1.Gc2-f5   2.Gc7-g7   3.Gd1-g4   4.nPd5-d4   5.nPd4-d3  
6.nPd3-d2   7.nPd2-d1=nS   8.nSd1*f2   9.Gd8-f8  10.Ke1-f1 
11.Ge4-g2  12.Ge8-b5  13.Gb5-g5  14.Kf1-g1  15.nSf2-d3 
16.nSd3-b4  17.nSb4*c6  18.nSc6-e7  19.nSe7-g6  20.Gf5-h3 
21.Gf7-h7  22.Gf8-h6  23.Kg1-h2 Kf3*g4  24.Gg5-g3 #

b) wKf3<-->bGf7 

1.Gc2-g2   2.Gc7-c5   3.Gc5-e5   4.Gd1-g4   5.nPd5-d4  
6.nPd4-d3   7.nPd3-d2   8.nPd2-d1=nB  9.nBd1-e2  10.Gd8-f8 
11.Ke1*f2  12.nBe2-f1  13.Ge4-b7  14.Gb7-g7  15.Ge5-h8 
16.Ge8-g8  17.nBf1-d3  18.nBd3-h7  19.Kf2-g1  20.Gf3-h5 
21.Gf8-h6  22.Kg1-h2  23.Gg2-g5 Kf7*g7 24.Gg4-g6 #

Comments:
Jaroslav Štúň: Slovenskí športovci 2016 – I. Pat a Mat 100, pg.185.
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