MESON Chess Problem Database

Problem Display
PID: 58104 (2N4b/r4R1r/2k2P1R/Bpp2p2/2P1n3/1N3Bn1/Q7/K2b4 w - - 0 1)

Cielakie, Henry P

Chess Life, 1958

2N4b/r4R1r/2k2P1R/Bpp2p2/2P1n3/1N3Bn1/Q7/K2b4

#2

10 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Rxa5
      • 2.Sxa5#
    • 1...Rg7
      • 2.fxg7#
    • 1...Bxf6+
      • 2.Rhxf6#
    • 1...b4
      • 2.Qa4#
  • Keys
    • 1.Qd2!
      • threat
        • 2.Sxa7#
        • 2.Qd5#
        • 2.Qd6#
      • 1...Rxa5+
        • 2.Sxa5#
      • 1...Bxf6+
        • 2.Rhxf6#
      • 1...Raxf7
        • 2.Qd5#
      • 1...Rhxf7
        • 2.Qd5#
      • 1...Bxf3
        • 2.Sxa7#
        • 2.Qd5#
      • 1...bxc4
        • 2.Sxa7#
      • 1...Rc7
        • 2.Qd5#
      • 1...Rd7
        • 2.Qxd7#
      • 1...Re7
        • 2.Qd5#
      • 1...Ra6
        • 2.Qd5#
        • 2.Qd6#
        • 2.Qd7#
      • 1...Rb7
        • 2.Qd5#
        • 2.Qd6#
      • 1...Ra8
        • 2.Qd5#
        • 2.Qd6#
        • 2.Qd7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 2
  • Sets
    • R(h);P_PINQ(B),XB(F)::S(C),XR(h)
    • R(i);N_PINP(G)::R(H)+P(G),XR(i)
    • B(j);CHECK,OGATE,P_SPINB(j),XP(G)::R(H),XB(j)
    • P(d);OGATEB::QAB(B)
  • Actual
    • Q(B);P_SPINB(F)
    • Threat
      • DUALS(3)
    • Vars
      • R(h);CHECK,XB(F)::S(C),XR(h)
      • B(j);CHECK,OGATE,P_SPINB(j),XP(G)::R(H),XB(j)
      • R(h);N_PINB(F),XR(I)::QAB1(B)
      • R(i);XR(I)::QAB1(B)
      • P(d);XP(E)::S(J),XR(h)
      • R(h);N_PINB(F)::QAB1(B)
      • R(h);N_GUARD,N_PINB(F)::QAB1(B),XR(h)
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Developed and maintained by Brian Stephenson.
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