MESON Chess Problem Database

Problem Display
PID: 161729 (3n4/3PpP2/P1PkNp2/2R2b2/1B1pPbpQ/2Pr3p/B2N4/7K w - - 0 1)

Mosiashvili, Givi

The Macedonian Problemist, 2010

3n4/3PpP2/P1PkNp2/2R2b2/1B1pPbpQ/2Pr3p/B2N4/7K

#2

13 + 10

4901 Best Problems 2012

SOLUTION

  • SOUND
  • Sets
    • 1...Bxe4+
      • 2.Sxe4#
    • 1...g3
      • 2.Qxf4#
  • Tries
    • 1.Rd5+?
      • 1...Kxe6
        • 2.Ra5#
        • 2.Rb5#
        • 2.Rxf5#
      • 1...Kxc6!
  • Keys
    • 1.Qxf6!
      • threat
        • 2.Sc4#
        • 2.Rc4#
      • 1...Bxe4+
        • 2.Sxe4#
      • 1...Rxd2
        • 2.Rc4#
      • 1...Rxc3
        • 2.Rxc3#
        • 2.Rc4#
        • 2.Qxd4#
      • 1...Bxd2
        • 2.Rc4#
        • 2.Qe5#
        • 2.e5#
      • 1...Bxe6
        • 2.Qxf4#
      • 1...Sxc6
        • 2.Rd5#
      • 1...Sxe6
        • 2.d8Q#
      • 1...exf6
        • 2.f8Q#
        • 2.f8B#
      • 1...Sb7
        • 2.Sc4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 1
  • Sets
    • B(f);CHECK,XP(F)::S(C),XB(f)
    • P(e);OGATE::QAB(G),XB(d)
  • Tries
    • Try
      • R(H);CHECK
      • Refutation
        • K(g);P-FLIGHT,XP(J)
  • Actual
    • Q(G);XP(h)
    • Threat
      • DUALS(2)
    • Vars
      • B(f);CHECK,XP(F)::S(C),XB(f)
      • R(a);XS(C)::B(E)+R(H)
      • B(f);OGATE,P_SPINB(f),XS(K)::QAB(G),XB(d)
      • S(j);SBLOCK,XP(J)::B(E)+R(H),DCHECK
      • S(j);OGATE,P_SPINS(j),XS(K)::P=Q
      • P(i);XQ(G)::P=Q
      • S(j);::S(C)
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