MESON Chess Problem Database

Problem Display
PID: 153483 (6B1/5r2/2N3b1/2p1Rppp/P1k5/p4RPQ/qpPp2p1/rn1N2K1 w - - 0 1)

Betts, Frederick Charles

Falkirk Herald, 1917

(First published on Wed Dec 5 1917)

6B1/5r2/2N3b1/2p1Rppp/P1k5/p4RPQ/qpPp2p1/rn1N2K1

#2

10 + 14

15351 SCPF/BCPS Black Books 2014

SOLUTION

  • SOUND
  • Sets
    • 1...Qb3
      • 2.cxb3#
    • 1...Bh7
      • 2.Bxf7#
    • 1...Sc3
      • 2.Rxc3#
    • 1...f4
      • 2.Qe6#
    • 1...g4
      • 2.Rf4#
  • Tries
    • 1.Kxg2?
      • 1...Qb3
        • 2.cxb3#
      • 1...Bh7
        • 2.Bxf7#
      • 1...Sc3
        • 2.Se3#
        • 2.Rxc3#
      • 1...f4
        • 2.Qe6#
      • 1...g4
        • 2.Rf4#
      • 1...h4!
    • 1.Rb3?
      • threat
        • 2.Se3#
      • 1...Sc3
        • 2.Rxc3#
      • 1...f4
        • 2.Qe6#
      • 1...Qxb3!
    • 1.Rfxf5?
      • threat
        • 2.Re4#
        • 2.Rxc5#
      • 1...Sc3
        • 2.Rxc5#
      • 1...Bxf5!
    • 1.Re4+?
      • 1...fxe4
        • 2.Qe6#
      • 1...Kd5!
    • 1.Rexf5?
      • 1...h4
        • 2.Qg4#
      • 1...Qb3
        • 2.cxb3#
      • 1...Bh7
        • 2.Bxf7#
      • 1...Sc3
        • 2.Rxc3#
      • 1...g4
        • 2.R3f4#
      • 1...Bxf5!
    • 1.Qxg2?
      • threat
        • 2.Qf1#
        • 2.Qe2#
      • 1...Qb3
        • 2.cxb3#
      • 1...Sc3
        • 2.Rxc3#
      • 1...f4!
    • 1.Qxf5?
      • threat
        • 2.Re4#
        • 2.Rxc5#
        • 2.Qe6#
      • 1...Sc3
        • 2.Rxc3#
        • 2.Rxc5#
      • 1...Bxf5!
    • 1.Qh4+?
      • 1...gxh4
        • 2.Rf4#
      • 1...g4
        • 2.Rf4#
      • 1...f4!
    • 1.c3?
      • threat
        • 2.Sa5#
      • 1...Sxc3
        • 2.Rxc3#
      • 1...Kb3!
  • Keys
    • 1.Rd3!
      • threat
        • 2.Se3#
      • 1...Sc3
        • 2.Rxc3#
      • 1...f4
        • 2.Qe6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 3
  • Sets
    • Q(c);OGATE::P(C),XQ(c)
    • B(m);N_GUARD::B(J),XR(n)
    • S(b);N_GUARD,P_PINS(A)::R1(D),XS(b)
    • P(j);OGATE::QAB(F)
    • P(k);N_GUARD::R(D)
  • Tries
    • Try
      • K(B);P-FLIGHT,XP(f)
      • Vars
        • Q(c);OGATE::P(C),XQ(c)
        • B(m);N_GUARD::B(J),XR(n)
        • P(j);OGATE::QAB(F)
        • P(k);N_GUARD::R(D)
      • Refutation
        • P(l);
    • Try
      • R(D);
      • Threat
        • S(A)
      • Vars
        • S(b);N_GUARD,P_PINS(A)::R1(D),XS(b)
        • P(j);OGATE::QAB(F)
      • Refutation
        • Q(c);XR(D)
    • Try
      • R(D);XP(j)
      • Threat
        • DUALS(2)
      • Vars
        • S(b);P_PINS(A)::R1(H),XP(i)
      • Refutation
        • B(m);XR(D)
    • Try
      • R(H);CHECK
      • Vars
        • P(j);OGATE,XR(H)::QAB(F)
      • Refutation
        • K(h);S_FLIGHT
    • Try
      • R(H);XP(j)
      • Vars
        • P(l);N_GUARD::QAR(F)
        • Q(c);OGATE::P(C),XQ(c)
        • B(m);N_GUARD::B(J),XR(n)
        • S(b);N_GUARD,P_PINS(A)::R1(D),XS(b)
        • P(k);N_GUARD::R(D)
      • Refutation
        • B(m);XR(H)
    • Try
      • Q(F);XP(f)
      • Threat
        • DUALS(2)
      • Vars
        • Q(c);OGATE::P(C),XQ(c)
        • S(b);N_GUARD,P_PINS(A)::R1(D),XS(b)
      • Refutation
        • P(j);
    • Try
      • Q(F);XP(j)
      • Threat
        • DUALS(3)
      • Refutation
        • B(m);XQ(F)
    • Try
      • Q(F);CHECK
      • Vars
        • P(k);N_GUARD,XQ(F)::R(D)
        • P(k);N_GUARD,P_SPINP(k)::R(D)
      • Refutation
        • P(j);P_SPINP(j)
    • Try
      • P(C);
      • Threat
        • S(I)
      • Vars
        • S(b);OGATE,P_PINS(A),XP(C)::R1(D),XS(b)
      • Refutation
        • K(h);S_FLIGHT
  • Actual
    • R(D);
    • Threat
      • S(A)
    • Vars
      • S(b);N_GUARD,P_PINS(A)::R1(D),XS(b)
      • P(j);OGATE::QAB(F)
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