MESON Chess Problem Database

Problem Display
PID: 67731 (2B5/3R4/R1p1p3/3p3N/1P2k3/2B4Q/Nn1b4/1K5b w - - 0 1)

Dikusarov, Andrey Nikolayovich

StrateGems, 2006

2B5/3R4/R1p1p3/3p3N/1P2k3/2B4Q/Nn1b4/1K5b

#2

9 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Bf4
      • 2.Sf6#
    • 1...c5
      • 2.Rxe6#
  • Keys
    • 1.Rxd5!
      • threat
        • 2.Re5#
      • 1...Kxd5
        • 2.Qxe6#
      • 1...Bxc3
        • 2.Sxc3#
      • 1...cxd5
        • 2.Rxe6#
      • 1...exd5
        • 2.Bf5#
      • 1...Bf3
        • 2.Qxe6#
      • 1...Be3
        • 2.Qxh1#
      • 1...Bf4
        • 2.Sf6#
      • 1...Sd3
        • 2.Qxd3#
      • 1...Sc4
        • 2.Qd3#
      • 1...e5
        • 2.Rxe5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 1
  • Sets
    • B(c);SBLOCK::S(F)
    • P(f);OGATE::R(G),XP(g)
  • Actual
    • R(H);XP(e)
    • Threat
      • R1(H)
    • Vars
      • K(d);S_FLIGHT,XR(H)::QAB1(D),XP(g)
      • B(c);XB(C)::S(B),XB(c)
      • P(f);OGATE,SBLOCK,XR(H)::R(G),XP(g)
      • P(g);OGATE,SBLOCK,XR(H)::B(I)
      • B(a);SBLOCK::QAR2(D),XP(g)
      • B(c);SBLOCK::QAB(D),XB(a)
      • B(c);SBLOCK::S(F)
      • S(b);N_GUARD::QAB1(D),XS(b)
      • S(b);N_GUARD::QAB1(D)
      • P(g);::R1(H),XP(g)
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