MESON Chess Problem Database

Problem Display
PID: 138588 (4Q3/4P3/3p4/r2k1P2/8/2B5/1N2K3/1B6 w - - 0 1)

Galitzky, Aleksandr Vasilevich

Shakhmatny Zhurnal, 1900

4Q3/4P3/3p4/r2k1P2/8/2B5/1N2K3/1B6

#2

7 + 3

14666 Aleksandr Galitzky - Shakhmaty Geine (Vol 1) 2010

SOLUTION

  • SOUND
  • Sets
    • 1...Ra1
      • 2.Qb5#
    • 1...Ra2
      • 2.Qb5#
    • 1...Ra3
      • 2.Qb5#
    • 1...Ra4
      • 2.Qb5#
    • 1...Rb5
      • 2.Qxb5#
    • 1...Ra6
      • 2.Qb5#
    • 1...Ra7
      • 2.Qb5#
    • 1...Ra8
      • 2.Qb5#
  • Tries
    • 1.Ke3?
      • 1...Rc5
        • 2.Be4#
      • 1...Ra1
        • 2.Qb5#
      • 1...Ra2
        • 2.Qb5#
      • 1...Ra3
        • 2.Qb5#
      • 1...Ra4
        • 2.Qb5#
      • 1...Rb5
        • 2.Qxb5#
      • 1...Ra6
        • 2.Qb5#
      • 1...Ra7
        • 2.Qb5#
      • 1...Ra8
        • 2.Qb5#
      • 1...Kc5!
    • 1.Kf3?
      • 1...Rc5
        • 2.Be4#
      • 1...Ra1
        • 2.Qb5#
      • 1...Ra2
        • 2.Qb5#
      • 1...Ra3
        • 2.Qb5#
      • 1...Ra4
        • 2.Qb5#
      • 1...Rb5
        • 2.Qxb5#
      • 1...Ra6
        • 2.Qb5#
      • 1...Ra7
        • 2.Qb5#
      • 1...Ra8
        • 2.Qb5#
      • 1...Kc5!
    • 1.Be4+?
      • 1...Kc5
        • 2.Qc6#
      • 1...Kxe4!
  • Keys
    • 1.Sa4!
      • 1...Kc4
        • 2.Ba2#
      • 1...Rxa4
        • 2.Qb5#
      • 1...Rc5
        • 2.Sb6#
      • 1...Rb5
        • 2.Qxb5#
      • 1...Ra6
        • 2.Qb5#
      • 1...Ra7
        • 2.Qb5#
      • 1...Ra8
        • 2.Qb5#

This is a version

There are these versions: 174988

Version by Eugene Fomichev.

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 3
  • Sets
    • R(a);N_GUARD::QAR2(G)
    • R(a);N_GUARD,P_PINS(B)::QAR2(G)
    • R(a);N_GUARD::QAR2(G),XR(a)
  • Tries
    • Try
      • K(C);P-FLIGHT
      • Vars
        • R(a);SBLOCK::B(A)
        • R(a);N_GUARD::QAR2(G)
        • R(a);N_GUARD,P_PINB(D)::QAR2(G)
        • R(a);N_GUARD::QAR2(G),XR(a)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • K(C);S_FLIGHT
      • Vars
        • R(a);SBLOCK::B(A)
        • R(a);N_GUARD::QAR2(G)
        • R(a);N_GUARD,P_PINB(D)::QAR2(G)
        • R(a);N_GUARD::QAR2(G),XR(a)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • B(A);CHECK
      • Vars
        • K(b);P-FLIGHT::QAR1(G)
      • Refutation
        • K(b);S_FLIGHT,XB(A)
  • Actual
    • S(B);
    • Vars
      • K(b);S_FLIGHT::B(A)
      • R(a);N_GUARD,XS(B)::QAR2(G)
      • R(a);SBLOCK::S(B)
      • R(a);N_GUARD::QAR2(G),XR(a)
      • R(a);N_GUARD::QAR2(G)
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