MESON Chess Problem Database

Problem Display
PID: 277935 (8/3R4/3B4/4Pn2/2pk4/2N2p2/1P3P2/R1N1K3 w Q - 0 1)

Moutecidis, Pavlos

To Mat, 1952

8/3R4/3B4/4Pn2/2pk4/2N2p2/1P3P2/R1N1K3

#2

9 + 4

15601 Albrecht-Leiss-Degener Collection 2024

SOLUTION

  • SOUND
  • Tries
    • 1.S1e2+?
      • 1...Kd3
        • 2.0-0-0#
      • 1...fxe2!
    • 1.Sb3+?
      • 1...Kd3
        • 2.0-0-0#
      • 1...cxb3!
    • 1.Ra5?
      • threat
        • 2.Rd5#
      • 1...Se7
        • 2.Bxe7#
      • 1...Se3!
  • Keys
    • 1.Sd3!
      • threat
        • 2.Bc5#
      • 1...Kxd3
        • 2.0-0-0#
      • 1...Sxd6
        • 2.Rxd6#
      • 1...cxd3
        • 2.Ra4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(B);CHECK
      • Vars
        • K(c);P-FLIGHT::0-0-0
      • Refutation
        • P(a);XS(B)
    • Try
      • S(B);CHECK
      • Vars
        • K(c);P-FLIGHT::0-0-0
      • Refutation
        • P(b);XS(B)
    • Try
      • R(A);
      • Threat
        • R1(A)
      • Vars
        • S(d);N_GUARD::R(I)+B(H),XS(d)
      • Refutation
        • S(d);
  • Actual
    • S(B);
    • Threat
      • R(I)+B(H),DCHECK
    • Vars
      • K(c);P-FLIGHT,XS(B)::0-0-0
      • S(d);OGATE,P_SPINS(d),XB(H)::R(I),XS(d)
      • P(b);OGATEB,SBLOCK,XS(B)::R(A)
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