MESON Chess Problem Database

Problem Display
PID: 66155 (4b3/2p1n3/Rp4p1/1kN5/Nn6/1Qp5/4RpB1/6bK w - - 0 1)

Sovik, Stefan

1/2 Prize, Praca, 1999

4b3/2p1n3/Rp4p1/1kN5/Nn6/1Qp5/4RpB1/6bK

#2

7 + 10

6166 FIDE Album (1998-2000) 2007
56 The Problemist 2008

SOLUTION

  • SOUND
  • Tries
    • 1.Re5?
      • threat
        • 2.Sxc3#
      • 1...bxc5
        • 2.Bf1#
      • 1...c2
        • 2.Sc3#
      • 1...Sd5!
    • 1.Re6?
      • threat
        • 2.Bf1#
      • 1...bxc5
        • 2.Sxc3#
      • 1...f1Q
        • 2.Bxf1#
      • 1...f1S
        • 2.Bxf1#
      • 1...f1B
        • 2.Bxf1#
      • 1...f1R
        • 2.Bxf1#
      • 1...Bc6!
    • 1.Rxb6+?
      • 1...Ka5
        • 2.Sb7#
        • 2.Qxb4#
      • 1...cxb6!
  • Keys
    • 1.Bf1!
      • threat
        • 2.Re6#
      • 1...Bc6+
        • 2.Re4#
      • 1...Kc6
        • 2.Re6#
      • 1...bxc5
        • 2.Re5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(B);
      • Threat
        • S(E),XP(c)
      • Vars
        • P(f);P_SPINP(f),XS(F)::B(C)
        • P(c);::S(E)
      • Refutation
        • S(i);
    • Try
      • R(B);
      • Threat
        • B(C)
      • Vars
        • P(f);SBLOCK,XS(F)::S(E),XP(c)
        • P(b);::B(C),XQ(b)
        • P(b);::B(C),XS(b)
        • P(b);::B(C),XB(b)
        • P(b);::B(C),XR(b)
      • Refutation
        • B(j);P_PINB(C)
    • Try
      • R(G);CHECK,XP(f)
      • Refutation
        • P(h);XR(G)
  • Actual
    • B(C);
    • Threat
      • B(C)+R(B)
    • Vars
      • B(j);CHECK,SBLOCK::B(C)+R(B)
      • K(e);N_SPINS(d),P_SPINP(f),S_FLIGHT::R(B)
      • P(f);XS(F)::B(C)+R(B)
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