MESON Chess Problem Database

Problem Display
PID: 164489 (6K1/6b1/6k1/6n1/5p2/8/4Q3/6R1 w - - 0 1)

Andreev, Aleksandr Grigorevich

Kuban segodniya, 1996

6K1/6b1/6k1/6n1/5p2/8/4Q3/6R1

#2

3 + 4

15148 Sadier Collection 2017
5454 Near Snap 2022

SOLUTION

  • SOUND
  • Tries
    • 1.Rxg5+?
      • 1...Kf6
        • 2.Qe5#
      • 1...Kh6
        • 2.Qh5#
      • 1...Kxg5!
  • Keys
    • 1.Qe7!
      • threat
        • 2.Qxg5#
      • 1...Kf5
        • 2.Rxg5#
      • 1...Kh5
        • 2.Qxg5#
      • 1...Kh6
        • 2.Qxg5#
      • 1...Bf6
        • 2.Qh7#
      • 1...Bh6
        • 2.Qf7#

Anticipated by 160662(1996)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(A);CHECK,XS(b)
      • Vars
        • K(c);P-FLIGHT::QAB1(B)
        • K(c);P-FLIGHT::QAR1(B)
      • Refutation
        • K(c);P-FLIGHT,XR(A)
  • Actual
    • Q(B);
    • Threat
      • QAR1(B),XS(b)
    • Vars
      • K(c);N_SPINS(b),S_FLIGHT::R1(A),XS(b)
      • K(c);N_SPINS(b),S_FLIGHT::QAR1(B),XS(b)
      • K(c);N_SPINS(b),P-FLIGHT::QAB1(B),XS(b)
      • B(d);OGATE,SBLOCK::QAB1(B)
      • B(d);SBLOCK::QAB1(B)
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