MESON Chess Problem Database

Problem Display
PID: 63771 (8/8/8/1B1p4/2Rp1P2/2Bk4/5Q2/7K w - - 0 1)

Rudolph, William E

Source?, 0000

8/8/8/1B1p4/2Rp1P2/2Bk4/5Q2/7K

#2

6 + 3

16 Chess Amateur (The) 1909

SOLUTION

  • SOUND
  • Sets
    • 1...dxc3
      • 2.Ra4#
      • 2.Rb4#
      • 2.Rd4#
  • Tries
    • 1.Rb4+?
      • 1...Kxc3
        • 2.Qb2#
      • 1...Ke4!
  • Keys
    • 1.Ba4!
      • 1...Kxc4
        • 2.Qxd4#
      • 1...Ke4
        • 2.Bc2#
      • 1...dxc3
        • 2.Rd4#
      • 1...dxc4
        • 2.Qf3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(D);CHECK
      • Vars
        • K(a);P-FLIGHT,XB(C)::QAB1(B)
      • Refutation
        • K(a);P_SPINP(b),S_FLIGHT
  • Actual
    • B(F);
    • Vars
      • K(a);S_FLIGHT,XR(D)::QAR1(B),XP(b)
      • K(a);P_SPINP(b),S_FLIGHT::B(F)
      • P(b);SBLOCK,XB(C)::R1(D)
      • P(c);SBLOCK,XR(D)::QAR2(B)
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