MESON Chess Problem Database

Problem Display
PID: 145853 (5R2/1p2Kn1r/1N5p/r1pR4/5k1P/n1B1pBp1/b5P1/8 w - - 0 1)

Janevski, Zivko

Die Schwalbe, 2012

5R2/1p2Kn1r/1N5p/r1pR4/5k1P/n1B1pBp1/b5P1/8

#2

8 + 11

SOLUTION

  • SOUND
  • Sets
    • 1...Rh8
      • 2.Rxf7#
    • 1...e2
      • 2.Bd2#
  • Tries
    • 1.Kf6?
      • threat
        • 2.Rf5#
      • 1...Bxd5
        • 2.Sxd5#
      • 1...e2
        • 2.Bd2#
      • 1...Se5
        • 2.Bxe5#
      • 1...Sd6
        • 2.Be5#
      • 1...c4
        • 2.Rd4#
      • 1...Bb1!
    • 1.Rh5?
      • threat
        • 2.Be5#
      • 1...e2
        • 2.Bd2#
      • 1...Sc4
        • 2.Sd5#
      • 1...c4!
  • Keys
    • 1.Ke6!
      • threat
        • 2.Be5#
      • 1...Bxd5+
        • 2.Sxd5#
      • 1...e2
        • 2.Bd2#
      • 1...Sc4
        • 2.Rf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • R(k);N_GUARD::R(H),XS(j)
    • P(c);OGATEB::B(B)
  • Tries
    • Try
      • K(G);N_PINS(j),S_FLIGHT
      • Threat
        • R1(E)
      • Vars
        • B(a);XR(E)::S(F),XB(a)
        • P(c);OGATEB::B(B)
        • S(j);N_GUARD::B(B),XS(j)
        • S(j);N_GUARD::B(B)
        • P(g);N_GUARD::R(E)
      • Refutation
        • B(a);
    • Try
      • R(E);
      • Threat
        • B(B)
      • Vars
        • P(c);OGATEB::B(B)
        • S(b);S_CUTB(a)::S(F)
      • Refutation
        • P(g);
  • Actual
    • K(G);P-FLIGHT,P_SPINR(E)
    • Threat
      • B(B)
    • Vars
      • B(a);CHECK,XR(E)::S(F),XB(a)
      • P(c);OGATEB::B(B)
      • S(b);N_PINR(E)::R1(E)
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