MESON Chess Problem Database

Problem Display
PID: 70154 (2R2K2/8/3k1p2/nP1n1Q1p/B3p2r/2Bb4/2rR1N2/3q4 w - - 0 1)

Kipping, Cyril Stanley

Chess, 1950

2R2K2/8/3k1p2/nP1n1Q1p/B3p2r/2Bb4/2rR1N2/3q4

#2

8 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Bf1
      • 2.Qxd5#
    • 1...Be2
      • 2.Qxd5#
    • 1...Bc4
      • 2.Bb4#
    • 1...Bxb5
      • 2.Qxd5#
    • 1...Sb3
      • 2.Rc6#
    • 1...Sc4
      • 2.Rc6#
    • 1...Sc6
      • 2.Rxc6#
    • 1...Sb7
      • 2.Rc6#
    • 1...Sf4
      • 2.Sxe4#
    • 1...Sc7
      • 2.Rd8#
  • Tries
    • 1.Kf7?
      • threat
        • 2.Qe6#
      • 1...Sc6
        • 2.Rxc6#
      • 1...Sf4
        • 2.Sxe4#
      • 1...Sc7
        • 2.Rd8#
      • 1...Qg4!
    • 1.Bb4+?
      • 1...Rc5
        • 2.Bxc5#
      • 1...Sxb4!
  • Keys
    • 1.Bb3!
      • threat
        • 2.Qxd5#
      • 1...Sxb3
        • 2.Rc6#
      • 1...Sxc3
        • 2.Qe6#
      • 1...Bc4
        • 2.Bb4#
      • 1...Sc4
        • 2.Rc6#
      • 1...Se3
        • 2.Qe6#
      • 1...Sb4
        • 2.Qe6#
      • 1...Sf4
        • 2.Sxe4#
      • 1...Sb6
        • 2.Qe6#
      • 1...Sc7
        • 2.Rd8#
      • 1...Se7
        • 2.Qe6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 5
  • Sets
    • B(c);P_SPINS(g)::QAR1(F),XS(g)
    • B(c);P_SPINS(g),S_CUTR(b)::B(C)
    • B(c);P_SPINS(g),XP(E)::QAR1(F),XS(g)
    • S(f);N_GUARD::R1(G)
    • S(f);N_GUARD::R1(G),XS(f)
    • S(g);P_SPINB(c),S_CUTR(e)::S(B),XP(d)
    • S(g);P_SPINB(c),SBLOCK::R(G)
  • Tries
    • Try
      • K(H);P-FLIGHT
      • Threat
        • QAR1(F)
      • Vars
        • S(f);N_GUARD::R1(G),XS(f)
        • S(g);P_SPINB(c),S_CUTR(e)::S(B),XP(d)
        • S(g);P_SPINB(c),SBLOCK::R(G)
      • Refutation
        • Q(a);
    • Try
      • B(C);CHECK
      • Vars
        • R(b);N_GUARD,P_SPINR(b)::B(C),XR(b)
      • Refutation
        • S(g);P_SPINB(c),XB(C)
  • Actual
    • B(D);
    • Threat
      • QAR1(F),XS(g)
    • Vars
      • S(f);N_GUARD,XB(D)::R1(G)
      • S(g);P_SPINB(c),XB(C)::QAR1(F)
      • B(c);P_SPINS(g),S_CUTR(b)::B(C)
      • S(f);N_GUARD::R1(G)
      • S(g);P_SPINB(c)::QAR1(F)
      • S(g);P_SPINB(c),S_CUTR(e)::S(B),XP(d)
      • S(g);P_SPINB(c),SBLOCK::R(G)
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Developed and maintained by Brian Stephenson.
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