MESON Chess Problem Database

Problem Display
PID: 160162 (4Q2b/1K6/8/3k4/R3N3/8/2P5/8 w - - 0 1)

Andreev, Aleksandr Grigorevich

Bankovskaya gazeta, 1996

4Q2b/1K6/8/3k4/R3N3/8/2P5/8

#2

5 + 2

15148 Sadier Collection 2017

SOLUTION

  • SOUND
  • Sets
    • 1...Bd4
      • 2.c4#
    • 1...Be5
      • 2.Qc6#
      • 2.Qf7#
      • 2.Qg8#
  • Tries
    • 1.Ra5+?
      • 1...Kc4
        • 2.Qa4#
      • 1...Kd4!
    • 1.Qh5+?
      • 1...Be5
        • 2.Qf7#
      • 1...Ke6!
  • Keys
    • 1.Qe7!
      • threat
        • 2.Qd6#
      • 1...Bd4
        • 2.c4#
      • 1...Be5
        • 2.Qf7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • B(b);SBLOCK::P(A)
  • Tries
    • Try
      • R(B);CHECK
      • Vars
        • K(a);S_FLIGHT::QAR2(E)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(E);CHECK
      • Vars
        • B(b);P_SPINB(b),SBLOCK::QAB(E)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • Q(E);
    • Threat
      • QAR1(E)
    • Vars
      • B(b);SBLOCK::P(A)
      • B(b);SBLOCK::QAB(E)
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