MESON Chess Problem Database

Problem Display
PID: 139302 (1Q6/5PN1/2P1P3/2Pk4/3B2B1/5N2/3K4/8 w - - 0 1)

Hahnel, Peter

Rochade Europa, 2010

1Q6/5PN1/2P1P3/2Pk4/3B2B1/5N2/3K4/8

#2

10 + 1

SOLUTION

  • SOUND
  • Sets
    • 1...Ke4
      • 2.Qe5#
  • Tries
    • 1.Kc2?
      • 1...Kc4
        • 2.Qb3#
      • 1...Ke4
        • 2.Qe5#
      • 1...Kxc6!
    • 1.Kc3?
      • 1...Ke4
        • 2.Qe5#
      • 1...Kxc6!
    • 1.Bf5?
      • 1...Kxc6
        • 2.Be4#
      • 1...Kc4!
    • 1.Qd6+?
      • 1...Ke4
        • 2.Sg5#
        • 2.Qe5#
      • 1...Kc4!
    • 1.Qc7?
      • 1...Ke4
        • 2.Qe5#
      • 1...Kc4!
    • 1.e7?
      • 1...Kc4
        • 2.Be6#
      • 1...Ke4
        • 2.Qe5#
      • 1...Kxc6!
    • 1.f8Q?
      • 1...Ke4
        • 2.Qe5#
        • 2.Qf5#
      • 1...Kxc6
        • 2.Qfd6#
      • 1...Kc4!
  • Keys
    • 1.Sf5!
      • 1...Kc4
        • 2.Se3#
      • 1...Ke4
        • 2.Qe5#
      • 1...Kxc6
        • 2.Se7#
      • 1...Kxe6
        • 2.Qb3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::QAR1(J)
  • Tries
    • Try
      • K(A);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAB1(J)
        • K(a);S_FLIGHT::QAR1(J)
      • Refutation
        • K(a);S_FLIGHT,XP(F)
    • Try
      • K(A);S_FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAR1(J)
      • Refutation
        • K(a);S_FLIGHT,XP(F)
    • Try
      • B(D);
      • Vars
        • K(a);S_FLIGHT,XP(F)::B(D)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(J);CHECK
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(J);
      • Vars
        • K(a);S_FLIGHT::QAR1(J)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • P(G);
      • Vars
        • K(a);S_FLIGHT::B(D)
        • K(a);S_FLIGHT::QAR1(J)
      • Refutation
        • K(a);S_FLIGHT,XP(F)
    • Try
      • P(H);
      • Vars
        • K(a);S_FLIGHT,XP(F)::QAR1(H)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(I);
    • Vars
      • K(a);S_FLIGHT::S(I)
      • K(a);S_FLIGHT::QAR1(J)
      • K(a);S_FLIGHT,XP(F)::S(I)
      • K(a);S_FLIGHT,XP(G)::QAB(J)
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