MESON Chess Problem Database

Problem Display
PID: 233461 (8/4p3/pQ2P1N1/P2P2Pp/4k2K/N7/5p2/5B2 w - - 0 1)

Marysko, Milos

Freie Presse, 1977

8/4p3/pQ2P1N1/P2P2Pp/4k2K/N7/5p2/5B2

#2

9 + 5

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kxd5
      • 2.Bg2#
    • 1...Kf5
      • 2.Bd3#
      • 2.Qb1#
  • Tries
    • 1.Kxh5?
      • 1...Kxd5
        • 2.Bg2#
      • 1...Kf5
        • 2.Bd3#
        • 2.Qb1#
      • 1...Kf3!
    • 1.Sc2?
      • 1...Kf3
        • 2.Qe3#
      • 1...Kf5
        • 2.Bd3#
      • 1...Kxd5!
    • 1.Sc4?
      • 1...Kf3
        • 2.Sd2#
        • 2.Qe3#
      • 1...Kf5
        • 2.Bd3#
        • 2.Qb1#
      • 1...Kxd5!
    • 1.Bg2+?
      • 1...Kf5
        • 2.Qb1#
      • 1...Kd3!
    • 1.Qd4+?
      • 1...Kf3
        • 2.Se5#
        • 2.Qd3#
        • 2.Qf4#
      • 1...Kf5
        • 2.Sxe7#
        • 2.Bd3#
        • 2.Qd3#
      • 1...Kxd4!
    • 1.Qc5?
      • 1...Kf5
        • 2.Bd3#
        • 2.Qc2#
      • 1...Kf3!
    • 1.Qb3?
      • threat
        • 2.Qd3#
      • 1...Kf5
        • 2.Bd3#
        • 2.Qc2#
        • 2.Qb1#
        • 2.Qd3#
      • 1...Kd4!
    • 1.Qb4+?
      • 1...Ke3
        • 2.Qf4#
      • 1...Kf3
        • 2.Qf4#
      • 1...Kf5
        • 2.Bd3#
        • 2.Qb1#
      • 1...Kxd5!
  • Keys
    • 1.Sb1!
      • 1...Kf3
        • 2.Sd2#
      • 1...Kxd5
        • 2.Sc3#
      • 1...Kf5
        • 2.Bd3#

There are these versions: 164334

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(b);S_FLIGHT,XP(E)::B(A)
  • Tries
    • Try
      • K(C);P-FLIGHT,XP(c)
      • Vars
        • K(b);S_FLIGHT,XP(E)::B(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(B);
      • Vars
        • K(b);S_FLIGHT::QAR1(G)
        • K(b);S_FLIGHT::B(A)
      • Refutation
        • K(b);S_FLIGHT,XP(E)
    • Try
      • S(B);
      • Refutation
        • K(b);S_FLIGHT,XP(E)
    • Try
      • B(A);CHECK
      • Vars
        • K(b);S_FLIGHT::QAB(G)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(G);CHECK
      • Refutation
        • K(b);P-FLIGHT,XQ(G)
    • Try
      • Q(G);
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(G);
      • Threat
        • QAB1(G)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • Q(G);CHECK
      • Vars
        • K(b);OGATE,P-FLIGHT::QAB1(G)
        • K(b);OGATE,S_FLIGHT::QAR1(G)
      • Refutation
        • K(b);S_FLIGHT,XP(E)
  • Actual
    • S(B);
    • Vars
      • K(b);S_FLIGHT::S(B)
      • K(b);S_FLIGHT,XP(E)::S(B)
      • K(b);S_FLIGHT::B(A)
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