MESON Chess Problem Database

Problem Display
PID: 2355 (5b2/1N4p1/2N2nR1/p2p3Q/1p2R3/3k1b1r/1K5p/2B5 w - - 0 1)

Gilberg, Charles Alexander

Source?, 0000

5b2/1N4p1/2N2nR1/p2p3Q/1p2R3/3k1b1r/1K5p/2B5

#2

7 + 10

1679 American Chess Nuts 1868

SOLUTION

  • SOUND
  • Sets
    • 1...Rh4
      • 2.Qxf3#
    • 1...Bd1
      • 2.Rd4#
    • 1...Bh1
      • 2.Rd4#
      • 2.Qe2#
    • 1...Be2
      • 2.Rd4#
      • 2.Qxe2#
    • 1...Bg2
      • 2.Rd4#
      • 2.Qe2#
    • 1...Bc5
      • 2.Sxc5#
    • 1...Sg4
      • 2.Qxd5#
    • 1...Sd7
      • 2.Qxd5#
    • 1...Sh7
      • 2.Qxd5#
    • 1...Se8
      • 2.Qxd5#
    • 1...Sg8
      • 2.Qxd5#
    • 1...dxe4
      • 2.Qb5#
  • Keys
    • 1.Rg2!
      • threat
        • 2.Rd4#
      • 1...Kxe4
        • 2.Qg6#
      • 1...Bxe4
        • 2.Qe2#
      • 1...Sxe4
        • 2.Qxd5#
      • 1...dxe4
        • 2.Qb5#
      • 1...d4
        • 2.Rxd4#
      • 1...Rh4
        • 2.Qxf3#
      • 1...Bc5
        • 2.Sxc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 6
  • Sets
    • R(d);N_GUARD::QAR2(D),XB(c)
    • B(c);::R1(C)
    • B(j);N_GUARD::S(G),XB(j)
    • S(h);N_GUARD::QAR2(D),XP(g)
    • P(g);OGATE,SBLOCK,XR(C)::QAB(D)
  • Actual
    • R(F);
    • Threat
      • R1(C)
    • Vars
      • K(b);OGATEB,S_FLIGHT,XR(C)::QAB(D)
      • B(c);OGATE,XR(C)::QAB1(D)
      • S(h);N_GUARD,XR(C)::QAR2(D),XP(g)
      • P(g);OGATE,SBLOCK,XR(C)::QAB(D)
      • P(g);::R1(C),XP(g)
      • R(d);N_GUARD::QAR2(D),XB(c)
      • B(j);N_GUARD::S(G),XB(j)
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