MESON Chess Problem Database

Problem Display
PID: 72346 (3K1B2/4p2r/P2k4/R6n/BP4r1/2N1R3/1N2P1b1/7q w - - 0 1)

Rice, John Michael

Chess, 1953

3K1B2/4p2r/P2k4/R6n/BP4r1/2N1R3/1N2P1b1/7q

#2

10 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Rg3
      • 2.Sc4#
    • 1...Rc4
      • 2.Sxc4#
    • 1...Rg5
      • 2.Sc4#
    • 1...Rg6
      • 2.Sc4#
    • 1...Rgg7
      • 2.Sc4#
    • 1...Rg8
      • 2.Sc4#
    • 1...Rh6
      • 2.Bxe7#
    • 1...Sf4
      • 2.Sc4#
    • 1...Sg7
      • 2.Bxe7#
  • Keys
    • 1.Bd7!
      • threat
        • 2.Re6#
      • 1...Re4
        • 2.Rd5#
      • 1...Rg6
        • 2.Sc4#
      • 1...Rh6
        • 2.Bxe7#
      • 1...Be4
        • 2.Sc4#
      • 1...Bd5
        • 2.Sb5#
      • 1...Sf4
        • 2.Sc4#
      • 1...Sg7
        • 2.Bxe7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 5
  • Sets
    • R(c);N_GUARD::S(A)
    • R(c);N_GUARD::S(A),XR(c)
    • R(c);N_GUARD,P_PINB(J)::S(A)
    • R(g);N_GUARD::B(J),XP(f)
    • S(d);S_CUTR(c)::S(A)
    • S(d);S_CUTR(g)::B(J),XP(f)
  • Actual
    • B(E);
    • Threat
      • R1(D)
    • Vars
      • R(c);S_CUTB(b)::R1(G)
      • R(c);N_GUARD::S(A)
      • R(g);N_GUARD::B(J),XP(f)
      • B(b);S_CUTR(c)::S(A)
      • B(b);SBLOCK::S(C)
      • S(d);S_CUTR(c)::S(A)
      • S(d);S_CUTR(g)::B(J),XP(f)
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