MESON Chess Problem Database

Problem Display
PID: 173186 (4BB2/1K2P1pR/2P2k1P/2N5/Q1PnP2P/5N2/1R6/8 w - - 0 1)

Bartolovic, Hrvoje

Problem Observer, 2006

4BB2/1K2P1pR/2P2k1P/2N5/Q1PnP2P/5N2/1R6/8

#2

14 + 3

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Sf5
      • 2.e5#
    • 1...Sxc6
      • 2.Qxc6#
    • 1...Se6
      • 2.Sd7#
    • 1...gxh6
      • 2.Rxh6#
    • 1...g5
      • 2.hxg5#
    • 1...g6
      • 2.Rf7#
  • Tries
    • 1.Rg2?
      • threat
        • 2.Rg6#
      • 1...g5
        • 2.hxg5#
      • 1...g6
        • 2.Rxg6#
        • 2.Rf7#
      • 1...Sxf3!
    • 1.Qd1?
      • threat
        • 2.Qxd4#
      • 1...Sxf3
        • 2.Qd6#
      • 1...Sxc6
        • 2.Qd6#
      • 1...Sc2
        • 2.Qd6#
      • 1...Se2
        • 2.Qd6#
      • 1...Sb3
        • 2.Qd6#
      • 1...Sf5
        • 2.e5#
      • 1...Se6
        • 2.Sd7#
      • 1...Sb5!
    • 1.hxg7?
      • threat
        • 2.Rh6#
        • 2.g8S#
      • 1...Sf5
        • 2.e5#
        • 2.g8S#
      • 1...Sxf3!
  • Keys
    • 1.Qa1!
      • 1...Sxf3
        • 2.Rf2#
      • 1...Sxc6
        • 2.Rb6#
      • 1...gxh6
        • 2.Rxh6#
      • 1...Sc2
        • 2.Rxc2#
      • 1...Se2
        • 2.Rxe2#
      • 1...Sb3
        • 2.Rxb3#
      • 1...Sb5
        • 2.Rxb5#
      • 1...Sf5
        • 2.e5#
      • 1...Se6
        • 2.Sd7#
      • 1...g5
        • 2.hxg5#
      • 1...g6
        • 2.Rf7#

This is a version of 144966

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • S(a);SBLOCK::P(E)
    • S(a);OGATE,XP(H)::QAR(C),XS(a)
    • S(a);SBLOCK::S(G)
    • P(c);OGATE,XP(I)::R(L),XP(c)
    • P(c);OGATE::P(F),XP(c)
    • P(c);OGATE,SBLOCK::R1(L)
  • Tries
    • Try
      • R(A);
      • Threat
        • R1(A)
      • Vars
        • P(c);OGATE::P(F),XP(c)
      • Refutation
        • S(a);XS(B)
    • Try
      • Q(C);
      • Threat
        • QAB(C),XS(a)
      • Vars
        • S(a);OGATE,XS(B)::QAR2(C)
        • S(a);OGATE,XP(H)::QAR2(C)
        • S(a);OGATE::QAR2(C)
        • S(a);SBLOCK::P(E)
        • S(a);SBLOCK::S(G)
      • Refutation
        • S(a);
    • Try
      • P(I);XP(c)
      • Threat
        • DUALS(2)
      • Refutation
        • S(a);XS(B)
  • Actual
    • Q(C);
    • Vars
      • S(a);OGATEB,XS(B)::QAB(C)+R(A)
      • S(a);OGATEB,XP(H)::QAB(C)+R(A)
      • P(c);OGATE,XP(I)::R(L),XP(c)
      • S(a);OGATEB::QAB(C)+R(A),XS(a)
      • S(a);SBLOCK::P(E)
      • S(a);SBLOCK::S(G)
      • P(c);OGATE::P(F),XP(c)
      • P(c);OGATE,SBLOCK::R1(L)
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