MESON Chess Problem Database

Problem Display
PID: 94523 (8/rp6/5BK1/8/2Q5/8/1n4p1/k5r1 w - - 0 1)

Plesnivy, Emil

Ceske Slovo, 1943

8/rp6/5BK1/8/2Q5/8/1n4p1/k5r1

#2

3 + 6

6490 yacpdb 2009
5454 Near Snap 2019

SOLUTION

  • SOUND
  • Tries
    • 1.Qc1+?
      • 1...Ka2
        • 2.Qxb2#
      • 1...Rxc1!
  • Keys
    • 1.Qd4!
      • threat
        • 2.Qxb2#
      • 1...Kb1
        • 2.Qxb2#
      • 1...Ka2
        • 2.Qxb2#
      • 1...Rb1
        • 2.Qxa7#
      • 1...Ra2
        • 2.Qxg1#

Anticipated by 194242(1917)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);N_SPINS(c),P-FLIGHT::QAR1(A),XS(c)
      • Refutation
        • R(b);XQ(A)
  • Actual
    • Q(A);
    • Threat
      • QAB1(A),XS(c)
    • Vars
      • K(a);N_SPINS(c),P-FLIGHT::QAR1(A),XS(c)
      • R(b);SBLOCK::QAR(A),XR(e)
      • R(e);SBLOCK::QAR(A),XR(b)
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