MESON Chess Problem Database

Problem Display
PID: 62223 (2N5/1np1r3/1brP4/p1pkpP2/RP6/Q2B1NR1/7B/2n1K3 w - - 0 1)

Gvozdjak, Peter

Velimirovic, Milan

Pat a Mat, 1992

2N5/1np1r3/1brP4/p1pkpP2/RP6/Q2B1NR1/7B/2n1K3

#2

11 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Rxd6
      • 2.Sxe7#
    • 1...Sxd3+
      • 2.Qxd3#
    • 1...Sxd6
      • 2.Sxe7#
    • 1...cxd6
      • 2.Sxe7#
  • Tries
    • 1.Rg4?
      • threat
        • 2.Bc4#
      • 1...Sxd3+
        • 2.Qxd3#
      • 1...Rxd6
        • 2.Sxe7#
      • 1...Sxd6
        • 2.Sxe7#
      • 1...c4
        • 2.Be4#
      • 1...e4
        • 2.Sxe7#
      • 1...cxb4!
    • 1.bxa5?
      • threat
        • 2.Be4#
      • 1...Sxd3+
        • 2.Qxd3#
      • 1...Sxd6
        • 2.Sxe7#
      • 1...c4
        • 2.Sxe7#
      • 1...e4
        • 2.Bc4#
      • 1...Bxa5+!
  • Keys
    • 1.b5!
      • threat
        • 2.Be4#
      • 1...Sxd3+
        • 2.Qxd3#
      • 1...Sxd6
        • 2.Sxe7#
      • 1...c4
        • 2.Sxe7#
      • 1...e4
        • 2.Bc4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 2
  • Sets
    • R(g);SBLOCK,XP(J)::S(K),XR(j)
    • S(a);CHECK,OGATE,XB(D)::QAR2(C),XS(a)
    • S(h);SBLOCK,XP(J)::S(K),XR(j)
    • P(i);SBLOCK,XP(J)::S(K),XR(j)
  • Tries
    • Try
      • R(F);
      • Threat
        • B(D)
      • Vars
        • S(a);CHECK,OGATE,XB(D)::QAR2(C),XS(a)
        • R(g);SBLOCK,XP(J)::S(K),XR(j)
        • S(h);SBLOCK,XP(J)::S(K),XR(j)
        • P(c);SBLOCK::B(D)
        • P(e);::S(K),XR(j)
      • Refutation
        • P(c);XP(H)
    • Try
      • P(H);XP(b)
      • Threat
        • B(D)
      • Vars
        • S(a);CHECK,OGATE,XB(D)::QAR2(C),XS(a)
        • S(h);SBLOCK,XP(J)::S(K),XR(j)
        • P(c);::S(K),XR(j)
        • P(e);SBLOCK::B(D)
      • Refutation
        • B(f);CHECK,XP(H)
  • Actual
    • P(H);
    • Threat
      • B(D)
    • Vars
      • S(a);CHECK,OGATE,XB(D)::QAR2(C),XS(a)
      • S(h);SBLOCK,XP(J)::S(K),XR(j)
      • P(c);::S(K),XR(j)
      • P(e);SBLOCK::B(D)
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