MESON Chess Problem Database

Problem Display
PID: 16126 (2B2R1r/b2N1b2/6p1/2pp1P2/1r2kN2/1Q1pP1BP/3K1nP1/8 w - - 0 1)

Ahues, Herbert Siegfried Oskar

Schach, 2000

2B2R1r/b2N1b2/6p1/2pp1P2/1r2kN2/1Q1pP1BP/3K1nP1/8

#2

11 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Kxf5
      • 2.Qxd5#
    • 1...Be8
      • 2.Qxd5#
    • 1...Sd1
      • 2.Qxd3#
    • 1...Sh1
      • 2.Qxd3#
    • 1...Sxh3
      • 2.Qxd3#
    • 1...Sg4
      • 2.Qxd3#
  • Tries
    • 1.Sxd3?
      • threat
        • 2.Sf6#
      • 1...Kxf5
        • 2.Qxd5#
      • 1...Rb6
        • 2.S7xc5#
      • 1...Be6
        • 2.Sxf2#
      • 1...Sg4!
    • 1.Sxd5?
      • threat
        • 2.S7f6#
      • 1...Rb6
        • 2.Sxc5#
      • 1...Be6
        • 2.Sc3#
      • 1...Sg4
        • 2.Qxd3#
      • 1...Kxf5!
    • 1.Sh5?
      • threat
        • 2.Sdf6#
      • 1...Kxf5
        • 2.Qxd5#
      • 1...Rb6
        • 2.Sxc5#
      • 1...Sg4
        • 2.Qxd3#
      • 1...Be6!
    • 1.Re8+?
      • 1...Kxf5
        • 2.Re5#
      • 1...Be6
        • 2.Qxd5#
      • 1...Bxe8
        • 2.Qxd5#
      • 1...Rxe8!
  • Keys
    • 1.Se2!
      • threat
        • 2.Sf6#
      • 1...Kxf5
        • 2.Qxd5#
      • 1...Rb6
        • 2.Sxc5#
      • 1...Be6
        • 2.Sc3#
      • 1...Sg4
        • 2.Qxd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 4
  • Sets
    • K(d);P_SPINB(i),S_FLIGHT,XP(H)::QAR2(C),XP(f)
    • B(i);N_GUARD::QAB1(C),XP(f)
    • S(a);N_GUARD::QAB1(C),XP(b)
    • S(a);N_GUARD,XP(F)::QAB1(C),XP(b)
  • Tries
    • Try
      • S(G);XP(b)
      • Threat
        • S(I)
      • Vars
        • K(d);P_SPINB(i),S_FLIGHT,XP(H)::QAR2(C),XP(f)
        • R(c);S_CUTB(h)::S(I),XP(e)
        • B(i);::S(G),XS(a)
      • Refutation
        • S(a);
    • Try
      • S(G);XP(f)
      • Threat
        • S(I)
      • Vars
        • R(c);S_CUTB(h)::S(I),XP(e)
        • B(i);::S(G)
        • S(a);N_GUARD::QAB1(C),XP(b)
      • Refutation
        • K(d);P_SPINB(i),S_FLIGHT,XP(H)
    • Try
      • S(G);
      • Threat
        • S(I)
      • Vars
        • K(d);P_SPINB(i),S_FLIGHT,XP(H)::QAR2(C),XP(f)
        • R(c);S_CUTB(h)::S(I),XP(e)
        • S(a);N_GUARD::QAB1(C),XP(b)
      • Refutation
        • B(i);
    • Try
      • R(K);CHECK
      • Vars
        • K(d);S_FLIGHT,XP(H)::R1(K)
        • B(i);P_SPINB(i)::QAB1(C),XP(f)
        • B(i);XR(K)::QAB1(C),XP(f)
      • Refutation
        • R(j);XR(K)
  • Actual
    • S(G);
    • Threat
      • S(I)
    • Vars
      • K(d);P_SPINB(i),S_FLIGHT,XP(H)::QAR2(C),XP(f)
      • R(c);S_CUTB(h)::S(I),XP(e)
      • B(i);::S(G)
      • S(a);N_GUARD::QAB1(C),XP(b)
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