MESON Chess Problem Database

Problem Display
PID: 266383 (8/K3N1PQ/2p4r/R1Rb3p/3k1P1B/N2Bp3/p3rn2/8 w - - 0 1)

Clayton, AT

Dandridge, F

Sunday Referee, 1937

(First published on Sun Jun 6 1937)

8/K3N1PQ/2p4r/R1Rb3p/3k1P1B/N2Bp3/p3rn2/8

#2

10 + 9

15239 Valois Notebooks 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Re1
      • 2.Sc2#
    • 1...Rc2
      • 2.Sxc2#
    • 1...Rf6
      • 2.Bxf6#
    • 1...Bh1
      • 2.Rc4#
    • 1...Bg2
      • 2.Rc4#
    • 1...Bf3
      • 2.Rc4#
    • 1...Bc4
      • 2.Rxc4#
    • 1...Be6
      • 2.Sxc6#
  • Tries
    • 1.Sxc6+?
      • 1...Bxc6
        • 2.Rc4#
      • 1...Rxc6!
    • 1.Ra4+?
      • 1...Bc4
        • 2.Raxc4#
        • 2.Rcxc4#
      • 1...Kxc5!
  • Keys
    • 1.Bc2!
      • threat
        • 2.Sf5#
      • 1...Rxc2
        • 2.Sxc2#
      • 1...Bc4
        • 2.Rxc4#
      • 1...Rf6
        • 2.Bxf6#
      • 1...Be4
        • 2.Rc4#
      • 1...Be6
        • 2.Sxc6#
      • 1...Sd3
        • 2.Qxd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 4
  • Sets
    • R(b);N_GUARD::S(A)
    • R(b);N_GUARD::S(A),XR(b)
    • R(i);N_GUARD::B(D),XR(i)
    • B(f);N_GUARD::R1(F)
    • B(f);N_GUARD::R1(F),XB(f)
    • B(f);N_GUARD,S_CUTR(i)::S(H),XP(h)
  • Tries
    • Try
      • S(H);CHECK,XP(h)
      • Vars
        • B(f);XS(H)::R1(F)
      • Refutation
        • R(i);XS(H)
    • Try
      • R(E);CHECK
      • Refutation
        • K(e);S_FLIGHT,XR(F)
  • Actual
    • B(B);
    • Threat
      • S(H)
    • Vars
      • R(b);XB(B)::S(A),XR(b)
      • B(f);N_GUARD::R1(F),XB(f)
      • R(i);N_GUARD::B(D),XR(i)
      • B(f);N_GUARD::R1(F)
      • B(f);N_GUARD,S_CUTR(i)::S(H),XP(h)
      • S(c);N_GUARD::QAR1(J),XS(c)
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