MESON Chess Problem Database

Problem Display
PID: 105575 (8/6p1/2p3Q1/2p2p2/p1B2B2/p1K1PkNb/R4Ppp/6br w - - 0 1)

Veders, Visvaldis M

5th Comm., Wola Gulowska, 1997

8/6p1/2p3Q1/2p2p2/p1B2B2/p1K1PkNb/R4Ppp/6br

#2

8 + 12

15345 Wola Gulowska Award 1997
6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Bxf2
      • 2.Be2#
    • 1...Bg4
      • 2.Qxc6#
  • Tries
    • 1.Kd3?
      • 1...Bg4
        • 2.Qxc6#
      • 1...Bxf2!
    • 1.Sh5?
      • 1...Ke4
        • 2.Qxc6#
      • 1...Bg4
        • 2.Qxc6#
      • 1...Bxf2!
    • 1.Bd3?
      • 1...Bxf2
        • 2.Be2#
      • 1...Bg4
        • 2.Qxc6#
      • 1...c4!
    • 1.Ba6?
      • 1...Bxf2
        • 2.Be2#
      • 1...Bg4
        • 2.Qxc6#
      • 1...c4!
    • 1.Rc2?
      • 1...Bxf2
        • 2.Be2#
      • 1...Bg4
        • 2.Qxc6#
      • 1...a2!
    • 1.Rd2?
      • 1...Bxf2
        • 2.Be2#
      • 1...Bg4
        • 2.Qxc6#
      • 1...a2!
    • 1.Qd6?
      • threat
        • 2.Qd1#
      • 1...Bxf2
        • 2.Be2#
      • 1...Kg4!
    • 1.Qxg7?
      • 1...Bxf2
        • 2.Be2#
      • 1...Bg4!
  • Keys
    • 1.Se4!
      • 1...Kxe4
        • 2.Qxc6#
      • 1...Bxf2
        • 2.Sd2#
      • 1...fxe4
        • 2.Qg3#
      • 1...Bg4
        • 2.Sg5#

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 2
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • B(a);SBLOCK,XP(B)::B(F)
    • B(g);SBLOCK::QAB(H),XP(k)
  • Tries
    • Try
      • K(C);P-FLIGHT
      • Vars
        • B(g);SBLOCK::QAB(H),XP(k)
      • Refutation
        • B(a);XP(B)
    • Try
      • S(E);
      • Vars
        • K(f);P_SPINP(j),S_FLIGHT::QAB(H),XP(k)
        • B(g);SBLOCK::QAB(H),XP(k)
      • Refutation
        • B(a);XP(B)
    • Try
      • B(F);
      • Vars
        • B(a);SBLOCK,XP(B)::B(F)
        • B(g);SBLOCK::QAB(H),XP(k)
      • Refutation
        • P(i);
    • Try
      • B(F);
      • Vars
        • B(a);SBLOCK,XP(B)::B(F)
        • B(g);SBLOCK::QAB(H),XP(k)
      • Refutation
        • P(i);
    • Try
      • R(A);
      • Vars
        • B(a);SBLOCK,XP(B)::B(F)
        • B(g);SBLOCK::QAB(H),XP(k)
      • Refutation
        • P(e);
    • Try
      • R(A);
      • Vars
        • B(a);SBLOCK,XP(B)::B(F)
        • B(g);SBLOCK::QAB(H),XP(k)
      • Refutation
        • P(e);
    • Try
      • Q(H);
      • Threat
        • QAB(H)
      • Vars
        • B(a);SBLOCK,XP(B)::B(F)
      • Refutation
        • K(f);S_FLIGHT
    • Try
      • Q(H);XP(l)
      • Vars
        • B(a);SBLOCK,XP(B)::B(F)
      • Refutation
        • B(g);
  • Actual
    • S(E);
    • Vars
      • K(f);OGATEB,P_SPINP(j),S_FLIGHT,XS(E)::QAB(H),XP(k)
      • B(a);SBLOCK,XP(B)::S(E)
      • P(j);SBLOCK,XS(E)::QAR1(H)
      • B(g);SBLOCK::S(E)
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