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Задача 957: Grigory Atayants, Evgeniy Fomichev, Alexandr Sygurov - Threemover
grigory.atajantsevgeny.fomichevalexandr.sygurov(28.12.2018) Триходовка с Валадао таск от руските съавтори.
 
 
 
 
 
 
 
957. Grigory Atayants &
Evgeniy Fomichev &
Alexandr Sygurov
(Russia)
957
#3                        (12+9)
 

Main plan is 1.g8Q – 2.Qh8(g7)#, but 1…Rxd6!
 
Therefore 6th line must be interfered.
 
Let’s try 1.Rf1?! – 2.Rxe7+, 1…e6 2.g8Q! At moment Black has Dresden defense 1…Rc8!!
 
So White will to prepare a reply for this.
 
1.0-0!! – 2.Rxe7+ Kf8 3.g8S#
 
1…e6. 6th line is closed and main plan is sound – 2.g8Q! Ra8 3.Qg7#
 
Now for Dresden defense 1…Rc8 White already has 2.Sf4!! – 3.Sg6#, 2…gf4 3.Re1#
 
Also 1…g4 2.d4+! cd3 en passant 3.Bf4#
 
1…Ra8 2.Bb2+ c3 3.Bxc3#
 
Logical Valladao with white play to same fields g8, f4.
 
Valladao
 Play on same square: 3.g8S/2.g8Q & 3.Bf4/2.Sf4
(Authors) 
 

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