MESON Chess Problem Database

Problem Display
PID: 163216 (8/3p4/1P3Q2/b1k5/b3RN2/8/3P3K/5B2 w - - 0 1)

Cuppini, Alessandro

Sachmatija, 2003

8/3p4/1P3Q2/b1k5/b3RN2/8/3P3K/5B2

#2

7 + 4

SOLUTION

  • SOUND
  • Sets
    • 1...Bc6
      • 2.Qd4#
    • 1...Bb4
      • 2.d4#
  • Tries
    • 1.Sd3+?
      • 1...Kd5
        • 2.Rd4#
      • 1...Kb5!
  • Keys
    • 1.Rb4!
      • 1...Kxb4
        • 2.Qc3#
      • 1...Bxb4
        • 2.d4#
      • 1...Bxb6
        • 2.Qxb6#
      • 1...d6
        • 2.Qc3#
      • 1...Bd1
        • 2.Rb5#
      • 1...Bc2
        • 2.Rb5#
      • 1...Bb3
        • 2.Rb5#
      • 1...Bb5
        • 2.Rxb5#
      • 1...Bc6
        • 2.Qd4#
      • 1...d5
        • 2.Sd3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • B(a);SBLOCK::QAB1(G)
    • B(b);SBLOCK::P(B)
  • Tries
    • Try
      • S(E);CHECK
      • Vars
        • K(c);P-FLIGHT::R1(D)
      • Refutation
        • K(c);P-FLIGHT
  • Actual
    • R(D);
    • Vars
      • K(c);S_FLIGHT,XR(D)::QAB1(G)
      • B(b);SBLOCK,XR(D)::P(B)
      • B(b);OGATE,XP(F)::QAB1(G),XB(b)
      • P(d);SBLOCK::QAR2(G)
      • B(a);N_GUARD::R1(D)
      • B(a);N_GUARD::R1(D),XB(a)
      • B(a);SBLOCK::QAB1(G)
      • P(d);SBLOCK::S(E)
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