MESON Chess Problem Database

Problem Display
PID: 109270 (KN1R4/4prnb/1R3p1N/1p2k2P/4p2r/2npB3/4p1P1/8 w - - 0 1)

Rusenescu, Eugen

Revista Romana de Sah, 1981

KN1R4/4prnb/1R3p1N/1p2k2P/4p2r/2npB3/4p1P1/8

#2

8 + 12

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Rf4
      • 2.Bd4#
    • 1...Bf5
      • 2.Sxf7#
    • 1...Sd5
      • 2.Sd7#
    • 1...Sf5
      • 2.Sxf7#
    • 1...Se6
      • 2.Sc6#
    • 1...f5
      • 2.Sxf7#
    • 1...e6
      • 2.Sc6#
  • Tries
    • 1.Re6+?
      • 1...Sxe6
        • 2.Sc6#
      • 1...Kxe6!
    • 1.Rd4?
      • threat
        • 2.Sd7#
      • 1...Bf5
        • 2.Sxf7#
      • 1...e6
        • 2.Sc6#
      • 1...Rf8!
    • 1.Rd5+?
      • 1...Sxd5
        • 2.Sd7#
      • 1...Kxd5!
  • Keys
    • 1.g3!
      • threat
        • 2.Bd4#
      • 1...Sd5
        • 2.Sd7#
      • 1...Sf5
        • 2.Sxf7#
      • 1...Se6
        • 2.Sc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 4
  • Sets
    • R(e);SBLOCK::B(B)
    • B(l);SBLOCK::S(E),XR(j)
    • S(b);SBLOCK::S(G)
    • S(k);SBLOCK::S(E),XR(j)
    • S(k);SBLOCK::S(G)
    • P(h);SBLOCK::S(E),XR(j)
    • P(i);SBLOCK::S(G)
  • Tries
    • Try
      • R(D);CHECK
      • Vars
        • S(k);SBLOCK,XR(D)::S(G)
      • Refutation
        • K(g);P-FLIGHT,XR(D)
    • Try
      • R(H);
      • Threat
        • S(G)
      • Vars
        • B(l);SBLOCK::S(E),XR(j)
        • P(i);SBLOCK::S(G)
      • Refutation
        • R(j);P_PINS(G)
    • Try
      • R(H);CHECK
      • Vars
        • S(b);SBLOCK,XR(H)::S(G)
      • Refutation
        • K(g);P-FLIGHT,XR(H)
  • Actual
    • P(A);
    • Threat
      • B(B)
    • Vars
      • S(b);SBLOCK::S(G)
      • S(k);SBLOCK::S(E),XR(j)
      • S(k);SBLOCK::S(G)
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