MESON Chess Problem Database

Problem Display
PID: 2063 (1bb1N3/p6n/B5p1/1nr2k2/3P2R1/4Rp1P/2p4Q/2K5 w - - 0 1)

Bettmann, Edgar

Bettmann, Henry Wald

Zlata Praha, 1888

1bb1N3/p6n/B5p1/1nr2k2/3P2R1/4Rp1P/2p4Q/2K5

#2

8 + 10

499 Chess Problems (Rayner) 1890

SOLUTION

  • SOUND
  • Sets
    • 1...Rd5
      • 2.Qxc2#
    • 1...Rc7
      • 2.Re5#
      • 2.Qf4#
      • 2.Qe5#
    • 1...Bf4
      • 2.Qxf4#
    • 1...Bc7
      • 2.Bxc8#
    • 1...Sa3
      • 2.Bd3#
    • 1...Sxd4
      • 2.Bd3#
    • 1...Sd6
      • 2.Qf4#
    • 1...Sc7
      • 2.Bd3#
      • 2.Qf4#
    • 1...Sf6
      • 2.Sg7#
  • Keys
    • 1.Qc7!
      • threat
        • 2.Bxc8#
      • 1...Rxc7
        • 2.Re5#
      • 1...Bxa6
        • 2.Qd7#
      • 1...Sxd4
        • 2.Bd3#
      • 1...Sxc7
        • 2.Bd3#
      • 1...Re5
        • 2.Rxe5#
      • 1...g5
        • 2.Qxh7#
      • 1...Rd5
        • 2.Qxc2#
      • 1...Rc6
        • 2.Re5#
      • 1...Be6
        • 2.Rxf3#
      • 1...Bb7
        • 2.Qd7#
      • 1...Bd7
        • 2.Qxd7#
      • 1...Sd6
        • 2.Qxc5#
      • 1...Sg5
        • 2.Rf4#
      • 1...Sf6
        • 2.Sg7#
      • 1...Sf8
        • 2.Qf7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 11
    • REMOVED MATES = 3
  • Sets
    • R(d);N_GUARD::QAB(B),XP(a)
    • B(i);N_GUARD,P_PINR(C)::QAR1(B),XB(i)
    • B(i);S_CUTR(d)::B(G),XB(j)
    • S(c);OGATE::B(G)
    • S(c);OGATE,XP(E)::B(G)
    • S(c);S_CUTB(i)::QAR1(B)
    • S(h);SBLOCK::S(H)
  • Actual
    • Q(B);
    • Threat
      • B(G),XB(j)
    • Vars
      • R(d);N_GUARD,XQ(B)::R1(C)
      • B(j);N_GUARD,XB(G)::QAB(B)
      • S(c);OGATE,XP(E)::B(G)
      • S(c);OGATE,XQ(B)::B(G)
      • R(d);N_GUARD::R1(C),XR(d)
      • P(f);OGATEB::QAB(B),XS(h)
      • R(d);OGATE::QAB(B),XP(a)
      • R(d);N_GUARD::R1(C)
      • B(j);SBLOCK::R(C),XP(b)
      • B(j);N_GUARD::QAB(B)
      • B(j);N_GUARD::QAB(B),XB(j)
      • S(c);S_CUTB(i)::QAR(B),XR(d)
      • S(h);SBLOCK::R1(F)
      • S(h);SBLOCK::S(H)
      • S(h);N_GUARD::QAR2(B)
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