MESON Chess Problem Database

Problem Display
PID: 48839 (1N6/8/p1P4r/k7/P6p/7K/1n1P1B2/bR1B1Q2 w - - 0 1)

Andrews, JT

The Wolverhampton Journal, 0000

1N6/8/p1P4r/k7/P6p/7K/1n1P1B2/bR1B1Q2

#2

9 + 6

1276 Lasker's Chess Magazine 1904

SOLUTION

  • SOUND
  • Sets
    • 1...Rxc6
      • 2.Sxc6#
    • 1...Sxd1
      • 2.Qxa6#
    • 1...Sd3
      • 2.Bb6#
    • 1...Sxa4
      • 2.Qxa6#
  • Tries
    • 1.Bc5?
      • threat
        • 2.Qxa6#
      • 1...Rxc6
        • 2.Sxc6#
      • 1...Sd3
        • 2.Bb6#
      • 1...Sc4!
    • 1.Rxb2?
      • threat
        • 2.Bb6#
        • 2.Qxa6#
      • 1...Rxc6
        • 2.Sxc6#
      • 1...Bxb2!
    • 1.Qc4?
      • threat
        • 2.Qc3#
        • 2.Qc5#
      • 1...Rxc6
        • 2.Sxc6#
      • 1...Sxd1
        • 2.Bb6#
        • 2.Qxa6#
        • 2.Qb4#
      • 1...Sxa4
        • 2.Qxa6#
        • 2.Qxa4#
        • 2.Qb4#
      • 1...Rh5
        • 2.Qc3#
      • 1...Sd3
        • 2.Bb6#
        • 2.Qxa6#
      • 1...Sxc4!
  • Keys
    • 1.Qd3!
      • threat
        • 2.Qc3#
      • 1...Kb4
        • 2.Qc3#
      • 1...Rxc6
        • 2.Sxc6#
      • 1...Sxd1
        • 2.Qxa6#
      • 1...Sxd3
        • 2.Bb6#
      • 1...Sxa4
        • 2.Qxa6#
      • 1...Sc4
        • 2.Qd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • R(f);XP(H)::S(I),XR(f)
    • S(b);XB(B)::QAR1(C),XP(e)
    • S(b);::B(E)
    • S(b);XP(G)::QAR1(C),XP(e)
  • Tries
    • Try
      • B(E);
      • Threat
        • QAR1(C),XP(e)
      • Vars
        • R(f);XP(H)::S(I),XR(f)
        • S(b);::B(E)
      • Refutation
        • S(b);
    • Try
      • R(A);XS(b)
      • Threat
        • DUALS(2)
      • Vars
        • R(f);XP(H)::S(I),XR(f)
      • Refutation
        • B(a);XR(A)
    • Try
      • Q(C);
      • Threat
        • DUALS(2)
      • Vars
        • R(f);XP(H)::S(I),XR(f)
        • R(f);::QAB(C)
      • Refutation
        • S(b);XQ(C)
  • Actual
    • Q(C);
    • Threat
      • QAB(C)
    • Vars
      • K(d);P_SPINS(b),S_FLIGHT::QAB1(C)
      • R(f);XP(H)::S(I),XR(f)
      • S(b);XB(B)::QAR1(C),XP(e)
      • S(b);XQ(C)::B(E)
      • S(b);XP(G)::QAR1(C),XP(e)
      • S(b);::QAR(C)
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