MESON Chess Problem Database

Problem Display
PID: 257631 (n5n1/2pB4/5P1p/2QN2pP/2ppkPN1/2Prp1K1/8/8 w - - 0 1)

von Vegesack, EA

Wiener Schachzeitung, 1935

n5n1/2pB4/5P1p/2QN2pP/2ppkPN1/2Prp1K1/8/8

#2

9 + 10

15601 Albrecht-Leiss-Degener Collection 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Sxf6
      • 2.Sgxf6#
      • 2.Sdxf6#
  • Tries
    • 1.Qe7+?
      • 1...Kxd5
        • 2.Qe5#
      • 1...Sxe7!
    • 1.Qc6?
      • threat
        • 2.Sdxe3#
        • 2.Sb4#
        • 2.Sb6#
        • 2.Sxc7#
        • 2.Se7#
        • 2.Qe6#
      • 1...e2+
        • 2.Sde3#
      • 1...gxf4+
        • 2.Sxf4#
      • 1...Rxc3
        • 2.Sb4#
      • 1...Sxf6
        • 2.Sgxf6#
        • 2.Sdxf6#
        • 2.Qe6#
      • 1...Rd1
        • 2.Sb4#
      • 1...Rd2
        • 2.Sb4#
      • 1...Sb6
        • 2.Sxb6#
        • 2.Qe6#
      • 1...Se7
        • 2.Sxe7#
        • 2.Qe6#
      • 1...dxc3!
  • Keys
    • 1.Bc6!
      • threat
        • 2.Sdxe3#
        • 2.Sb4#
        • 2.Sb6#
        • 2.Sxc7#
        • 2.Se7#
      • 1...e2+
        • 2.Sde3#
      • 1...gxf4+
        • 2.Sxf4#
      • 1...Kf5
        • 2.Sxc7#
      • 1...Rxc3
        • 2.Sb4#
      • 1...Sxf6
        • 2.Sdxf6#
      • 1...dxc3
        • 2.Sxc3#
      • 1...Rd1
        • 2.Sb4#
      • 1...Rd2
        • 2.Sb4#
      • 1...Sb6
        • 2.Sxb6#
      • 1...Se7
        • 2.Sxe7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(E);CHECK
      • Vars
        • K(e);S_FLIGHT,XS(F)::QAR1(E)
      • Refutation
        • S(j);XQ(E)
    • Try
      • Q(E);
      • Threat
        • DUALS(6)
      • Vars
        • P(b);CHECK::QAB(E)+S(F)
        • P(f);CHECK,XP(C)::QAB(E)+S(F),XP(f)
        • R(a);XP(A)::QAB(E)+S(F)
        • R(a);::QAB(E)+S(F)
      • Refutation
        • P(d);XP(A)
  • Actual
    • B(I);
    • Threat
      • DUALS(5)
    • Vars
      • P(b);CHECK::B(I)+S(F)
      • P(f);CHECK,XP(C)::B(I)+S(F),XP(f)
      • K(e);S_FLIGHT::QAR(E)+S(F),XP(h)
      • R(a);XP(A)::B(I)+S(F)
      • S(j);XP(H)::B(I)+S(F),DCHECK,XS(j)
      • P(d);XP(A)::B(I)+S(F),DCHECK,XP(d)
      • R(a);::B(I)+S(F)
      • S(i);::B(I)+S(F),XS(i)
      • S(j);::B(I)+S(F),XS(j)
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