Chess problem details
 Chess problem diagram
Category: Helpmates
Type: h#n
Stipulation(s): H#4
b)wKa4<-->wPd3
Magazine: SUPERPROBLEM.RU, 25.01.2020, Pr. 39b
Year of Publishing: 2020
Conditions:
Solution:

a)diagram

1.Kd5 Kxb5
2.Bd6 Ka5
3.Rc6 e4+
4.Kc5 b4#

b)wKa4<-->wPd3

1.Kc6 Ke4
2.Bd6 Kf5
3.Kd5 axb5
4.Rc5 e4#

Comments:
Award: http://www.superproblem.ru/
Judge: Grigory Popov, 25.1.2020
Tags:
Ideal mates, Check avoidance (B-W), Hesitation, Klasinc, Kozhakin, Many ways (K, 1), Many ways (P, 1), Many ways (k, 2), Play on the same square, Switchback
        

       

       

       
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