MESON Chess Problem Database

Problem Display
PID: 244637 (4b3/rp5K/1R4p1/p7/8/2R1p3/pBp1Nb2/1k6 w - - 0 1)

Giegold, Fritz Emil

Main-Post, 1973

(First published on Fri Mar 2 1973)

4b3/rp5K/1R4p1/p7/8/2R1p3/pBp1Nb2/1k6

#2

5 + 10

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...c1Q
      • 2.Rxc1#
    • 1...c1S
      • 2.Rxc1#
    • 1...c1B
      • 2.Rxc1#
    • 1...c1R
      • 2.Rxc1#
  • Keys
    • 1.Rcc6!
      • threat
        • 2.Sc3#
        • 2.Bc3#
        • 2.Bd4#
        • 2.Be5#
        • 2.Bf6#
        • 2.Bg7#
        • 2.Bh8#
      • 1...bxc6+
        • 2.Bg7#
      • 1...Bxc6
        • 2.Sc3#
      • 1...a1Q
        • 2.Sc3#
      • 1...a1S
        • 2.Sc3#
      • 1...a1B
        • 2.Sc3#
      • 1...a1R
        • 2.Sc3#
      • 1...c1Q
        • 2.Rxc1#
      • 1...c1S
        • 2.Rxc1#
      • 1...c1B
        • 2.Rxc1#
      • 1...c1R
        • 2.Bd4#
        • 2.Be5#
        • 2.Bf6#
        • 2.Bg7#
        • 2.Bh8#
        • 2.Rxc1#
      • 1...Ra6
        • 2.Sc3#
      • 1...Be1
        • 2.Bc3#
      • 1...Bf7
        • 2.Sc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 1
  • Sets
    • P(c);OGATE::R1(C),XQ(c)
    • P(c);OGATE::R1(C),XS(c)
    • P(c);OGATE::R1(C),XB(c)
    • P(c);OGATE::R1(C),XR(c)
  • Actual
    • R(C);
    • Threat
      • DUALS(7)
    • Vars
      • P(i);CHECK,XR(C)::R(D)+B(A)
      • B(j);XR(C)::S(B)
      • P(b);::S(B)
      • P(c);OGATE::R1(C),XQ(c)
      • P(c);OGATE::R1(C),XS(c)
      • P(c);OGATE::R1(C),XB(c)
      • R(h);::S(B)
      • B(d);::R(D)+B(A)
      • B(j);::S(B)
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