MESON Chess Problem Database

Problem Display
PID: 154177 (K2n4/1pbrr3/p1kB4/3R4/2p2n2/8/1Q6/1b5B w - - 0 1)

Tuxen, Harri Viggo

Die Schwalbe, 1935

K2n4/1pbrr3/p1kB4/3R4/2p2n2/8/1Q6/1b5B

#2

5 + 10

4035 Aarsskrift for DSK 1935

SOLUTION

  • SOUND
  • Sets
    • 1...Sfe6
      • 2.Rd3#
    • 1...Sde6
      • 2.Qxb7#
    • 1...Sf7
      • 2.Qxb7#
    • 1...a5
      • 2.Qb5#
  • Keys
    • 1.Qb4!
      • threat
        • 2.Qc5#
      • 1...Rxd6
        • 2.Rxd6#
      • 1...Bxd6
        • 2.Rc5#
      • 1...Bb6
        • 2.Qa4#
      • 1...Sd3
        • 2.Re5#
      • 1...Sfe6
        • 2.Rd3#
      • 1...Sde6
        • 2.Qxb7#
      • 1...b6
        • 2.Qxc4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 2
  • Sets
    • S(c);N_GUARD,S_CUTR(i)::B(A)+R(C)
    • S(j);N_GUARD::QAB1(B),XP(f)
    • P(d);N_GUARD::QAB1(B)
  • Actual
    • Q(B);
    • Threat
      • QAR1(B)
    • Vars
      • R(h);OGATE,XB(D)::B(A)+R(C),DCHECK,XR(h)
      • B(g);SBLOCK,XB(D)::B(A)+R(C),DCHECK
      • B(g);SBLOCK,S_CUTP(f)::QAB(B)
      • S(c);N_GUARD,S_CUTB(a)::B(A)+R(C)
      • S(c);N_GUARD,S_CUTR(i)::B(A)+R(C)
      • S(j);N_GUARD::QAB1(B),XP(f)
      • P(f);SBLOCK::QAR2(B),XP(b)
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