MESON Chess Problem Database

Problem Display
PID: 241195 (b5kr/3pR2p/3p1p1B/1n1q4/4RK2/2p5/Q7/8 w - - 0 1)

Heyl, Peter

Sachsische Zeitung, 2013

b5kr/3pR2p/3p1p1B/1n1q4/4RK2/2p5/Q7/8

#2

5 + 10

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Qb3
      • 2.Qg2#
      • 2.Qxa8#
    • 1...Qc4
      • 2.Qg2#
    • 1...Qe6
      • 2.Qxa8#
    • 1...Qf7
      • 2.Re8#
      • 2.Qxf7#
    • 1...f5
      • 2.Qg2#
  • Tries
    • 1.Rxd7?
      • threat
        • 2.Re8#
      • 1...Qc4
        • 2.Qg2#
      • 1...Qe6
        • 2.Qxe6#
      • 1...Sc7!
  • Keys
    • 1.Ke3!
      • threat
        • 2.Rg4#
      • 1...Qe6
        • 2.Qxa8#
      • 1...f5
        • 2.Qg2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 1
  • Sets
    • Q(c);N_GUARD,P_PINR(B)::QAR(A)
    • Q(c);N_GUARD::QAR(A),XB(h)
    • P(e);::QAR(A)
  • Tries
    • Try
      • R(E);XP(f)
      • Threat
        • R(B)
      • Vars
        • Q(c);N_GUARD,P_PINR(B)::QAR(A)
        • Q(c);OGATE::QAB(A),XQ(c)
      • Refutation
        • S(b);
  • Actual
    • K(C);S_FLIGHT
    • Threat
      • R(B)
    • Vars
      • Q(c);N_GUARD,P_PINR(B)::QAR(A),XB(h)
      • P(e);::QAR(A)
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