MESON Chess Problem Database

Problem Display
PID: 180083 (3K1Q2/p1n5/2R1Pp2/8/r1P1k2N/2Pp4/2P4B/bb1Nrqn1 w - - 0 1)

Jasik, Andrzej

Parzuch, Stefan

1st Comm., Wola Gulowska, 2010

3K1Q2/p1n5/2R1Pp2/8/r1P1k2N/2Pp4/2P4B/bb1Nrqn1

#2

10 + 11

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Sxe6+
      • 2.Rxe6#
  • Tries
    • 1.Qd6?
      • threat
        • 2.Qd4#
      • 1...Sxe6+
        • 2.Qxe6#
      • 1...Rxc4
        • 2.Rxc4#
      • 1...Qf2
        • 2.Qxd3#
      • 1...Se2
        • 2.Qxd3#
      • 1...Sf3
        • 2.Qf4#
      • 1...Sb5
        • 2.Qd5#
      • 1...Sd5
        • 2.Qxd5#
      • 1...Bxc3!
  • Keys
    • 1.Qc5!
      • threat
        • 2.Qd4#
      • 1...Sxe6+
        • 2.Rxe6#
      • 1...Rxc4
        • 2.Qxc4#
      • 1...Bxc3
        • 2.Sxc3#
      • 1...Qf2
        • 2.Sxf2#
      • 1...Se2
        • 2.Qe3#
      • 1...Sf3
        • 2.Qf5#
      • 1...Sb5
        • 2.Qd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • S(k);CHECK,OGATE,XP(H)::R(G),XS(k)
  • Tries
    • Try
      • Q(J);
      • Threat
        • QAR1(J)
      • Vars
        • S(k);CHECK,OGATE,XP(H)::QAR2(J),XS(k)
        • R(g);OGATE,XP(E)::R(G),XR(g)
        • Q(d);N_GUARD::QAB1(J),XP(f)
        • S(e);S_CUTQ(d)::QAB1(J),XP(f)
        • S(e);S_CUTQ(d)::QAR1(J)
        • S(k);N_GUARD::QAB1(J)
        • S(k);N_GUARD::QAB1(J),XS(k)
      • Refutation
        • B(a);XP(D)
  • Actual
    • Q(J);
    • Threat
      • QAR1(J)
    • Vars
      • S(k);CHECK,OGATE,XP(H)::R(G),XS(k)
      • R(g);OGATE,XP(E)::QAR2(J),XR(g)
      • B(a);XP(D)::S(A),XB(a)
      • Q(d);N_GUARD::S(A),XQ(d)
      • S(e);S_CUTR(c)::QAR1(J)
      • S(e);S_CUTQ(d)::QAB1(J)
      • S(k);N_GUARD::QAB1(J)
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