MESON Chess Problem Database

Problem Display
PID: 268735 (4R3/6k1/p2R1NPp/1pr4p/r1b5/2P5/1B5K/6Q1 w - - 0 1)

Giurgean, Valeriu

Zaldo MT (Problemas), 2019

4R3/6k1/p2R1NPp/1pr4p/r1b5/2P5/1B5K/6Q1

#2

8 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Rd5
      • 2.Rg8#
    • 1...Rc6
      • 2.Sxh5#
    • 1...Rc7
      • 2.Sxh5#
    • 1...Rc8
      • 2.Sxh5#
    • 1...Bf1
      • 2.Rg8#
    • 1...Be2
      • 2.Rg8#
    • 1...Bd3
      • 2.Rg8#
    • 1...Bd5
      • 2.Sxh5#
    • 1...Bg8
      • 2.Rxg8#
  • Tries
    • 1.Rde6?
      • threat
        • 2.Rg8#
      • 1...Rc8
        • 2.Sxh5#
      • 1...Bxe6!
    • 1.Rd7+?
      • 1...Bf7
        • 2.Rxf7#
      • 1...Kxf6!
  • Keys
    • 1.Sd5!
      • threat
        • 2.Rd7#
        • 2.Qd4#
      • 1...Rxd5
        • 2.Qa7#
      • 1...Bxd5
        • 2.c4#
      • 1...Rc7
        • 2.Qd4#
      • 1...Bf1
        • 2.Rd7#
        • 2.c4#
      • 1...Ba2
        • 2.Rd7#
        • 2.c4#
      • 1...Be2
        • 2.Rd7#
        • 2.c4#
      • 1...Bb3
        • 2.Rd7#
        • 2.c4#
      • 1...Bd3
        • 2.Rd7#
        • 2.c4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 3
    • ADDED MATES = 0
    • REMOVED MATES = 6
  • Sets
    • R(d);S_CUTB(b)::R1(H)
    • R(d);N_GUARD::S(F),XP(e)
    • B(b);N_GUARD::R1(H)
    • B(b);S_CUTR(d)::S(F),XP(e)
    • B(b);N_GUARD::R1(H),XB(b)
  • Tries
    • Try
      • R(E);
      • Threat
        • R1(H)
      • Vars
        • R(d);N_GUARD::S(F),XP(e)
      • Refutation
        • B(b);XR(E)
    • Try
      • R(E);CHECK
      • Vars
        • B(b);N_GUARD,P_SPINB(b)::R1(E),XB(b)
      • Refutation
        • K(h);S_FLIGHT,XS(F)
  • Actual
    • S(F);
    • Threat
      • DUALS(2)
    • Vars
      • R(d);OGATE,XS(F)::QAR(A)
      • B(b);OGATE,XS(F)::B(B)+P(D)
      • R(d);::QAB(A)
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