MESON Chess Problem Database

Problem Display
PID: 240062 (bR6/1B1N1p2/2pQ1K2/1rB1p3/PNkbp3/2p1R3/Pn2P3/8 w - - 0 1)

Mosiashvili, Givi

Problemist Ukraini, 2008

bR6/1B1N1p2/2pQ1K2/1rB1p3/PNkbp3/2p1R3/Pn2P3/8

#2

11 + 10

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Ra5
      • 2.Sb6#
    • 1...Rb6
      • 2.Sxb6#
    • 1...Bxe3
      • 2.Sxe5#
  • Tries
    • 1.Sc2?
      • threat
        • 2.Sa3#
      • 1...Rxc5
        • 2.Sb6#
      • 1...Bxc5
        • 2.Sxe5#
      • 1...Rb3!
    • 1.Ba6?
      • threat
        • 2.Sb6#
      • 1...Bxc5
        • 2.Qxc5#
      • 1...Sxa4!
    • 1.Rxe4?
      • threat
        • 2.Sxe5#
      • 1...Rxc5
        • 2.Qxc5#
      • 1...Sd3
        • 2.exd3#
      • 1...c2!
  • Keys
    • 1.Qxc6!
      • threat
        • 2.Qxb5#
        • 2.Qd5#
      • 1...Rxb4
        • 2.Qd5#
      • 1...Rxc5
        • 2.Ba6#
      • 1...Rxb7
        • 2.Qd5#
      • 1...Bxc5
        • 2.Rxe4#
      • 1...Bxb7
        • 2.Qxb5#
      • 1...Sxa4
        • 2.Qd5#
      • 1...Ra5
        • 2.Sb6#
        • 2.Qd5#
      • 1...Rb6
        • 2.Sxb6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 2
  • Sets
    • R(f);N_GUARD::S(J)
    • R(f);N_GUARD::S(J),XR(f)
    • B(d);N_GUARD,XR(C)::S(J),XP(g)
  • Tries
    • Try
      • S(E);
      • Threat
        • S(E)
      • Vars
        • R(f);N_GUARD,XB(F)::S(J)
        • B(d);N_GUARD,XB(F)::S(J),XP(g)
      • Refutation
        • R(f);
    • Try
      • B(I);P_PINR(f)
      • Threat
        • S(J)
      • Vars
        • B(d);OGATE,XB(F)::QAR1(G),XB(d)
      • Refutation
        • S(a);XP(D)
    • Try
      • R(C);P_PINB(d),XP(e)
      • Threat
        • S(J),XP(g)
      • Vars
        • R(f);OGATE,XB(F)::QAR1(G),XR(f)
        • S(a);OGATE::P(B),XS(a)
      • Refutation
        • P(b);
  • Actual
    • Q(G);XP(h)
    • Threat
      • DUALS(2)
    • Vars
      • R(f);XS(E)::QAB1(G)
      • R(f);OGATEB,P_SPINR(f),XB(F)::B(I)
      • R(f);XB(I)::QAB1(G)
      • B(d);OGATEB,P_SPINB(d),XB(F)::R(C),XP(e)
      • B(j);XB(I)::QAB1(G),XR(f)
      • S(a);XP(D)::QAB1(G)
      • R(f);N_GUARD,P_PINQ(G)::S(J),XR(f)
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