MESON Chess Problem Database

Problem Display
PID: 240505 (rRr4k/4pBN1/b2pP1P1/3P1P2/R5K1/2Bpp3/7b/5n1Q w - - 0 1)

Pilchenko, Viacheslav Karlovich

Schach-Aktiv, 1995

rRr4k/4pBN1/b2pP1P1/3P1P2/R5K1/2Bpp3/7b/5n1Q

#2

11 + 10

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Rxb8
      • 2.Se8#
    • 1...Rd8
      • 2.Se8#
    • 1...Re8
      • 2.Sxe8#
    • 1...Rf8
      • 2.Se8#
    • 1...Bc4
      • 2.Se8#
    • 1...Sd2
      • 2.Qxh2#
    • 1...Sg3
      • 2.Sh5#
  • Tries
    • 1.Kf3?
      • threat
        • 2.Rh4#
      • 1...Bc4
        • 2.Se8#
      • 1...Sg3
        • 2.Sh5#
      • 1...Sd2+!
    • 1.Bd4?
      • threat
        • 2.Se8#
      • 1...Re8
        • 2.Sxe8#
      • 1...Rg8!
    • 1.Rc4?
      • threat
        • 2.Se8#
      • 1...Re8
        • 2.Sxe8#
      • 1...Rg8!
    • 1.Rxc8+?
      • 1...Bxc8
        • 2.Se8#
      • 1...Rxc8!
  • Keys
    • 1.Kg5!
      • threat
        • 2.Rh4#
      • 1...Bc4
        • 2.Se8#
      • 1...Sg3
        • 2.Sh5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 5
  • Sets
    • R(i);N_GUARD,N_SPINR(i),XR(K)::B(B)+S(J)
    • R(i);N_GUARD::B(B)+S(J)
    • R(i);N_GUARD::B(B)+S(J),XR(i)
    • B(e);::B(B)+S(J)
    • S(a);N_GUARD::QAR(A),XB(b)
    • S(a);::B(B)+S(J)
  • Tries
    • Try
      • K(D);S_FLIGHT
      • Threat
        • R(C)
      • Vars
        • B(e);::B(B)+S(J)
        • S(a);::B(B)+S(J)
      • Refutation
        • S(a);CHECK
    • Try
      • B(B);
      • Threat
        • B(B)+S(J)
      • Vars
        • R(i);::B(B)+S(J),XR(i)
      • Refutation
        • R(i);
    • Try
      • R(C);
      • Threat
        • B(B)+S(J)
      • Vars
        • R(i);::B(B)+S(J),XR(i)
      • Refutation
        • R(i);
    • Try
      • R(K);CHECK,XR(i)
      • Vars
        • B(e);XR(K)::B(B)+S(J)
      • Refutation
        • R(h);XR(K)
  • Actual
    • K(D);P-FLIGHT
    • Threat
      • R(C)
    • Vars
      • B(e);::B(B)+S(J)
      • S(a);::B(B)+S(J)
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