MESON Chess Problem Database

Problem Display
PID: 277122 (K1B4Q/5P2/R3N1bp/2pP4/2p1k1P1/b3B2r/2PprpP1/3N4 w - - 0 1)

Janev, Zoran

Phenix, 2005

K1B4Q/5P2/R3N1bp/2pP4/2p1k1P1/b3B2r/2PprpP1/3N4

#2

12 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Kxd5
      • 2.Sc3#
      • 2.Bb7#
  • Tries
    • 1.Sxc5+?
      • 1...Kxd5
        • 2.Sc3#
        • 2.Be6#
        • 2.Bb7#
        • 2.Qd4#
      • 1...Bxc5!
    • 1.Sg5+?
      • 1...Kxd5
        • 2.Sc3#
        • 2.Be6#
        • 2.Bb7#
      • 1...hxg5!
    • 1.Bf4?
      • threat
        • 2.Qe5#
      • 1...Kxd5
        • 2.Bb7#
      • 1...Rh5
        • 2.Sc3#
      • 1...Bb2!
    • 1.d6?
      • threat
        • 2.Bb7#
      • 1...Kd5
        • 2.Sc3#
      • 1...Rh5!
  • Keys
    • 1.Bd4!
      • threat
        • 2.Qe5#
      • 1...Kxd5
        • 2.Bb7#
      • 1...cxd4
        • 2.Qxd4#
      • 1...Rh5
        • 2.Sc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(H);CHECK,XP(h)
      • Refutation
        • B(d);XS(H)
    • Try
      • S(H);CHECK
      • Refutation
        • P(j);XS(H)
    • Try
      • B(D);
      • Threat
        • QAR1(L)
      • Vars
        • K(g);OGATEB,S_FLIGHT,XP(F)::B(K)
        • R(e);N_GUARD::S(A)
      • Refutation
        • B(d);
    • Try
      • P(F);
      • Threat
        • B(K)
      • Vars
        • K(g);N_GUARD,S_FLIGHT::S(A)
      • Refutation
        • R(e);
  • Actual
    • B(D);
    • Threat
      • QAR1(L)
    • Vars
      • K(g);OGATEB,S_FLIGHT,XP(F)::B(K)
      • P(h);OGATE,XB(D)::QAR1(L),XP(h)
      • R(e);N_GUARD::S(A)
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