MESON Chess Problem Database

Problem Display
PID: 158272 (2R5/2p2b2/5p2/8/8/2QPk1P1/4P3/5K2 w - - 0 1)

Abramenko, Sergey Petrovich

ChessStar, 2012

2R5/2p2b2/5p2/8/8/2QPk1P1/4P3/5K2

#2

6 + 4

15148 Sadier Collection 2016

SOLUTION

  • SOUND
  • Sets
    • 1...Be8
      • 2.Rxe8#
  • Tries
    • 1.Ke1?
      • threat
        • 2.Qc5#
      • 1...c5
        • 2.Qxc5#
      • 1...Bc4!
    • 1.Re8+?
      • 1...Be6
        • 2.Rxe6#
      • 1...Bxe8!
  • Keys
    • 1.Qxc7!
      • threat
        • 2.Qf4#
      • 1...Kd2
        • 2.Qc1#
      • 1...Kd4
        • 2.Qc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • B(d);N_GUARD::R(F),XB(d)
  • Tries
    • Try
      • K(A);P-FLIGHT
      • Threat
        • QAB(C)
      • Vars
        • P(c);::QAB(C),XP(c)
      • Refutation
        • B(d);
    • Try
      • R(F);CHECK
      • Vars
        • B(d);N_GUARD,P_SPINB(d)::R(F),XB(d)
      • Refutation
        • B(d);XR(F)
  • Actual
    • Q(C);XP(c)
    • Threat
      • QAB1(C)
    • Vars
      • K(a);S_FLIGHT::QAB1(C)
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