MESON Chess Problem Database

Problem Display
PID: 179229 (1K6/QPNNb3/p6R/2p3P1/3kpPn1/1P1p4/1P1B4/8 w - - 0 1)

Kazimov, Islam

Phenix, 2012

1K6/QPNNb3/p6R/2p3P1/3kpPn1/1P1p4/1P1B4/8

#2

11 + 7

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Bxg5
      • 2.Rd6#
      • 2.Qxc5#
    • 1...Bd6
      • 2.Rxd6#
    • 1...Bf6
      • 2.Qxc5#
    • 1...Bd8
      • 2.Rd6#
      • 2.Qxc5#
    • 1...Se3
      • 2.Bc3#
  • Tries
    • 1.Sb5+?
      • 1...Kd5
        • 2.Sb6#
      • 1...axb5!
    • 1.Sb6?
      • threat
        • 2.Se6#
      • 1...Bd6
        • 2.Rxd6#
      • 1...e3!
    • 1.Rxa6?
      • threat
        • 2.Ra4#
      • 1...Se3
        • 2.Bc3#
      • 1...Se5!
    • 1.Qxa6?
      • threat
        • 2.Qc4#
      • 1...Se3
        • 2.Bc3#
      • 1...c4
        • 2.Qxc4#
      • 1...Se5!
  • Keys
    • 1.Sxc5!
      • threat
        • 2.S5e6#
      • 1...Bxc5
        • 2.Rd6#
      • 1...e3
        • 2.Bc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 3
  • Sets
    • B(g);N_GUARD,P_PINS(I)::R(F),XB(g)
    • B(g);N_GUARD::QAB1(G),XP(e)
    • S(d);SBLOCK::B(B)
  • Tries
    • Try
      • S(I);CHECK
      • Vars
        • K(b);N_SPINP(e),P-FLIGHT::S(J)
      • Refutation
        • P(f);XS(I)
    • Try
      • S(J);N_PINP(e)
      • Threat
        • S(I)
      • Vars
        • B(g);N_GUARD,P_PINS(I)::R(F),XB(g)
      • Refutation
        • P(c);
    • Try
      • R(F);XP(f)
      • Threat
        • R(F)
      • Vars
        • S(d);SBLOCK::B(B)
      • Refutation
        • S(d);
    • Try
      • Q(G);N_PINP(e),XP(f)
      • Threat
        • QAR1(G)
      • Vars
        • S(d);SBLOCK::B(B)
        • P(e);::QAR1(G),XP(e)
      • Refutation
        • S(d);
  • Actual
    • S(J);XP(e)
    • Threat
      • QAB(G)+S(J),DCHECK
    • Vars
      • B(g);N_GUARD,P_SPINB(g),XS(J)::R(F)
      • P(c);SBLOCK::B(B)
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