MESON Chess Problem Database

Problem Display
PID: 267464 (8/8/5R2/2pKB2B/8/3k1p2/rRp2Q1N/n5rb w - - 0 1)

Mosiashvili, Givi

Zadachi i Etyudi, 2013

8/8/5R2/2pKB2B/8/3k1p2/rRp2Q1N/n5rb

#2

7 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Rb1
      • 2.Bg6#
    • 1...Rc1
      • 2.Bg6#
    • 1...Rd1
      • 2.Bg6#
    • 1...Rf1
      • 2.Bg6#
    • 1...Rg2
      • 2.Rxf3#
    • 1...Rg6
      • 2.Bxg6#
    • 1...Bg2
      • 2.Bg6#
    • 1...Sb3
      • 2.Rxb3#
    • 1...c1S
      • 2.Qd2#
    • 1...c1R
      • 2.Qd2#
  • Tries
    • 1.Bxf3?
      • threat
        • 2.Qe2#
      • 1...Bxf3+
        • 2.Rxf3#
      • 1...c1S
        • 2.Qd2#
      • 1...Rg2
        • 2.Be4#
      • 1...Re1!
    • 1.Qxc2+?
      • 1...Ke3
        • 2.Bf4#
        • 2.Qe4#
        • 2.Qd2#
        • 2.Qc3#
      • 1...Sxc2!
  • Keys
    • 1.Sxf3!
      • threat
        • 2.Qd2#
      • 1...Bxf3+
        • 2.Rxf3#
      • 1...c1Q
        • 2.Qe2#
      • 1...c1B
        • 2.Qe2#
      • 1...Rd1
        • 2.Bg6#
      • 1...Rg2
        • 2.Se1#
      • 1...Sb3
        • 2.Rxb3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 3
    • REMOVED MATES = 7
  • Sets
    • R(b);N_GUARD::B(F)
    • R(b);S_CUTB(c)::R(G),XP(g)
    • R(b);N_GUARD::B(F),XR(b)
    • B(c);S_CUTR(b)::B(F)
    • S(a);N_GUARD::R(A),XS(a)
    • P(e);::QAR1(B)
  • Tries
    • Try
      • B(F);P_SPINB(F),XP(g)
      • Threat
        • QAB1(B)
      • Vars
        • B(c);CHECK,OGATE,XB(F)::R(G),XB(c)
        • P(e);::QAR1(B)
        • R(b);N_PINB(F),S_CUTB(c)::B(F)
      • Refutation
        • R(b);
    • Try
      • Q(B);CHECK,XP(e)
      • Refutation
        • S(a);XQ(B)
  • Actual
    • S(C);P_SPINS(C),XP(g)
    • Threat
      • QAR1(B)
    • Vars
      • B(c);CHECK,OGATE,XS(C)::R(G),XB(c)
      • P(e);::QAB1(B)
      • R(b);N_GUARD::B(F)
      • R(b);N_PINS(C)::S(C)
      • S(a);N_GUARD::R(A),XS(a)
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