MESON Chess Problem Database

Problem Display
PID: 163275 (8/8/2N5/1pp2p2/n2n1R2/1Bk3N1/Q1P1P3/R3K1B1 w Q - 0 1)

Nesek, Darko

Sitkovic, Mario

StrateGems, 2013

8/8/2N5/1pp2p2/n2n1R2/1Bk3N1/Q1P1P3/R3K1B1

#2

10 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...Sxc2+
      • 2.Qxc2#
    • 1...Sxe2
      • 2.Sxe2#
      • 2.Rf3#
    • 1...Sxb3
      • 2.Qxb3#
    • 1...Sf3+
      • 2.Rxf3#
    • 1...Se6
      • 2.Rf3#
    • 1...c4
      • 2.Bxd4#
  • Tries
    • 1.Be3?
      • threat
        • 2.Bd2#
      • 1...Sxc2+
        • 2.Qxc2#
      • 1...Sxb3
        • 2.Qxb3#
      • 1...Sf3+!
    • 1.Rd1?
      • threat
        • 2.Rd3#
      • 1...Sxc2+
        • 2.Qxc2#
      • 1...Sf3+
        • 2.Rxf3#
      • 1...c4
        • 2.Bxd4#
      • 1...Sb2!
    • 1.Rxf5?
      • threat
        • 2.Se4#
      • 1...Sxc2+
        • 2.Qxc2#
      • 1...Sf3+
        • 2.Rxf3#
      • 1...Sxb3
        • 2.Qxb3#
      • 1...Sxc6!
  • Keys
    • 1.0-0-0!
      • threat
        • 2.Rd3#
      • 1...Sxe2+
        • 2.Sxe2#
      • 1...Sxb3+
        • 2.Qxb3#
      • 1...Sb2
        • 2.Qxb2#
      • 1...c4
        • 2.Bxd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 3
  • Sets
    • S(c);CHECK,OGATE,XP(E)::QAR1(D),XS(c)
    • S(c);OGATE,XB(G)::QAR1(D),XS(c)
    • S(c);CHECK,N_GUARD::R(I),XS(c)
    • S(c);N_GUARD::R(I)
    • P(e);N_GUARD::B(C),XS(c)
  • Tries
    • Try
      • B(C);
      • Threat
        • B(C)
      • Vars
        • S(c);CHECK,OGATE,XP(E)::QAR1(D),XS(c)
        • S(c);OGATE,XB(G)::QAR1(D),XS(c)
      • Refutation
        • S(c);CHECK
    • Try
      • R(A);
      • Threat
        • R1(A)
      • Vars
        • S(c);CHECK,OGATE,XP(E)::QAR1(D),XS(c)
        • S(c);CHECK,N_GUARD::R(I),XS(c)
        • P(e);N_GUARD::B(C),XS(c)
      • Refutation
        • S(b);
    • Try
      • R(I);XP(f)
      • Threat
        • S(H)
      • Vars
        • S(c);CHECK,OGATE,XP(E)::QAR1(D),XS(c)
        • S(c);CHECK,N_GUARD::R(I),XS(c)
        • S(c);OGATE,XB(G)::QAR1(D),XS(c)
      • Refutation
        • S(c);XS(J)
  • Actual
    • K(B);0-0-0
    • Threat
      • R1(A)
    • Vars
      • S(c);CHECK,XP(F)::S(H),XS(c)
      • S(c);CHECK,OGATE,XB(G)::QAR1(D),XS(c)
      • S(b);N_GUARD::QAB1(D),XS(b)
      • P(e);N_GUARD::B(C),XS(c)
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