MESON Chess Problem Database

Problem Display
PID: 160801 (K1k5/2P3Nr/2Q5/8/2b5/8/8/8 w - - 0 1)

Andreev, Aleksandr Grigorevich

Bankovskaya gazeta, 1996

K1k5/2P3Nr/2Q5/8/2b5/8/8/8

#2

4 + 3

15148 Sadier Collection 2017

SOLUTION

  • SOUND
  • Tries
    • 1.Se8?
      • threat
        • 2.Sd6#
      • 1...Rxc7
        • 2.Qxc7#
      • 1...Rd7
        • 2.Qb7#
      • 1...Rh6!
  • Keys
    • 1.Sf5!
      • threat
        • 2.Sd6#
      • 1...Rxc7
        • 2.Qe8#
      • 1...Rh6
        • 2.Se7#
      • 1...Rd7
        • 2.Qb7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);
      • Threat
        • S(C)
      • Vars
        • R(b);OGATE,P_SPINR(b),XP(B)::QAR1(A),XR(b)
        • R(b);SBLOCK::QAB1(A)
      • Refutation
        • R(b);
  • Actual
    • S(C);
    • Threat
      • S(C)
    • Vars
      • R(b);P_SPINR(b),SBLOCK,XP(B)::QAR2(A)
      • R(b);N_GUARD::S(C)
      • R(b);SBLOCK::QAB1(A)
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