MESON Chess Problem Database

Problem Display
PID: 241663 (8/B7/2NPRP2/2pk1B2/3PN3/8/1K6/1Q6 w - - 0 1)

Mlynka, Karol

Pat a Mat, 1992

8/B7/2NPRP2/2pk1B2/3PN3/8/1K6/1Q6

#2

10 + 2

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...c4
      • 2.Sb4#
      • 2.Se7#
  • Tries
    • 1.Ka2?
      • 1...Kc4
        • 2.Qb3#
      • 1...cxd4
        • 2.Qb5#
      • 1...c4
        • 2.Sb4#
        • 2.Se7#
        • 2.Qb5#
      • 1...Kxc6!
    • 1.Kc2?
      • 1...Kc4
        • 2.Qb3#
      • 1...cxd4
        • 2.Qb5#
      • 1...c4
        • 2.Sb4#
        • 2.Se7#
        • 2.Qb5#
      • 1...Kxc6!
    • 1.Ka3?
      • 1...Kc4
        • 2.Qb3#
      • 1...cxd4
        • 2.Qb5#
      • 1...c4
        • 2.Sb4#
        • 2.Se7#
        • 2.Qb5#
      • 1...Kxc6!
    • 1.Sc3+?
      • 1...Kc4
        • 2.Bd3#
        • 2.Qa2#
        • 2.Qd3#
        • 2.Qf1#
      • 1...Kxc6!
    • 1.Sa5?
      • 1...cxd4
        • 2.Qa2#
      • 1...c4
        • 2.Sc3#
        • 2.Re5#
      • 1...Kxd4!
    • 1.Re5+?
      • 1...Kc4
        • 2.Rxc5#
        • 2.Qf1#
      • 1...Kxc6!
    • 1.Qa2+?
      • 1...c4
        • 2.Sb4#
        • 2.Se7#
      • 1...Kxc6!
    • 1.Qc2?
      • threat
        • 2.Qxc5#
      • 1...cxd4
        • 2.Sb4#
        • 2.Se7#
        • 2.Re5#
        • 2.Qc5#
      • 1...c4
        • 2.Sb4#
        • 2.Se7#
      • 1...Kxc6!
    • 1.Qc1?
      • threat
        • 2.Qxc5#
      • 1...cxd4
        • 2.Sb4#
        • 2.Se7#
        • 2.Re5#
        • 2.Qc5#
      • 1...c4
        • 2.Sb4#
        • 2.Se7#
      • 1...Kxc6!
    • 1.Qf1?
      • 1...cxd4
        • 2.Sb4#
        • 2.Se7#
        • 2.Qb5#
      • 1...c4
        • 2.Sb4#
        • 2.Se7#
      • 1...Kxc6!
    • 1.d7?
      • 1...cxd4
        • 2.Qa2#
      • 1...c4
        • 2.Sc3#
        • 2.Sb4#
        • 2.Se7#
        • 2.Rd6#
        • 2.d8Q#
        • 2.d8R#
      • 1...Kc4!
  • Keys
    • 1.Se5!
      • 1...Kxd4
        • 2.Qd3#
      • 1...cxd4
        • 2.Qa2#
      • 1...c4
        • 2.Sc3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(B);P-FLIGHT
      • Vars
        • K(b);S_FLIGHT::QAB1(A)
        • P(a);OGATEB,XP(C)::QAR2(A)
      • Refutation
        • K(b);S_FLIGHT,XS(F)
    • Try
      • K(B);P-FLIGHT
      • Vars
        • K(b);S_FLIGHT::QAB1(A)
        • P(a);OGATEB,XP(C)::QAR2(A)
      • Refutation
        • K(b);S_FLIGHT,XS(F)
    • Try
      • K(B);S_FLIGHT
      • Vars
        • K(b);S_FLIGHT::QAB1(A)
        • P(a);OGATEB,XP(C)::QAR2(A)
      • Refutation
        • K(b);S_FLIGHT,XS(F)
    • Try
      • S(D);CHECK
      • Refutation
        • K(b);S_FLIGHT,XS(F)
    • Try
      • S(F);
      • Vars
        • P(a);N_GUARD,XP(C)::QAB(A)
      • Refutation
        • K(b);P-FLIGHT,P_SPINP(a),XP(C)
    • Try
      • R(H);CHECK
      • Refutation
        • K(b);S_FLIGHT,XS(F)
    • Try
      • Q(A);CHECK
      • Refutation
        • K(b);S_FLIGHT,XS(F)
    • Try
      • Q(A);
      • Threat
        • QAR1(A),XP(a)
      • Refutation
        • K(b);P_SPINP(a),S_FLIGHT,XS(F)
    • Try
      • Q(A);
      • Threat
        • QAR1(A),XP(a)
      • Refutation
        • K(b);P_SPINP(a),S_FLIGHT,XS(F)
    • Try
      • Q(A);
      • Refutation
        • K(b);S_FLIGHT,XS(F)
    • Try
      • P(G);
      • Vars
        • P(a);N_GUARD,XP(C)::QAB(A)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • S(F);
    • Vars
      • K(b);OGATEB,P-FLIGHT,P_SPINP(a),XP(C)::QAR1(A)
      • P(a);N_GUARD,XP(C)::QAB(A)
      • P(a);::S(D)
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