MESON Chess Problem Database

Problem Display
PID: 134961 (8/K1B2p1r/8/3B4/4R3/3pNr2/3pNP1b/R2bQ1nk w - - 0 1)

Svitek, Miroslav

Troll, 2008

8/K1B2p1r/8/3B4/4R3/3pNr2/3pNP1b/R2bQ1nk

#2

9 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Rxe3
      • 2.Rxe3#
    • 1...Rf4
      • 2.Rxf4#
    • 1...Rf6
      • 2.Rf4#
    • 1...Bg3
      • 2.Qxg1#
    • 1...Bf4
      • 2.Qxg1#
    • 1...Be5
      • 2.Qxg1#
    • 1...Bd6
      • 2.Qxg1#
    • 1...Bxc7
      • 2.Qxg1#
  • Keys
    • 1.Rh4!
      • threat
        • 2.Sg3#
        • 2.Bxf3#
        • 2.Qxg1#
      • 1...Rxh4
        • 2.Bxf3#
      • 1...Bxe2
        • 2.Qxg1#
      • 1...dxe1Q
        • 2.Sg3#
      • 1...dxe1S
        • 2.Sg3#
      • 1...dxe1B
        • 2.Sg3#
      • 1...dxe1R
        • 2.Sg3#
      • 1...dxe2
        • 2.Bxf3#
      • 1...Rg7
        • 2.Rxh2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 8
  • Sets
    • R(g);OGATE,XS(E)::B(G)+R(F),XR(g)
    • R(g);OGATEB::B(G)+R(F),XR(g)
    • R(g);OGATEB::B(G)+R(F)
    • B(e);N_GUARD::QAR1(B),XS(b)
    • B(e);N_GUARD,XB(I)::QAR1(B),XS(b)
  • Actual
    • R(F);P_PINB(e),P_PINR(g)
    • Threat
      • DUALS(3)
    • Vars
      • R(i);N_SPINB(e),XR(F)::B(G),XR(g)
      • B(a);XS(C)::QAR1(B),XS(b)
      • P(d);N_SPINS(b),XQ(B)::S(C)
      • P(f);XS(C)::B(G),XR(g)
      • R(i);N_GUARD::R1(F),XB(e)
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