MESON Chess Problem Database

Problem Display
PID: 206652 (8/2N5/8/2P1B3/PkPN4/1P6/P7/1B2K3 w - - 0 1)

Brixi, Heinz

Funkschach, 1925

8/2N5/8/2P1B3/PkPN4/1P6/P7/1B2K3

#2

10 + 1

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Ka3
      • 2.Sc2#
    • 1...Kc3
      • 2.Sc6#
    • 1...Ka5
      • 2.Sc6#
  • Tries
    • 1.Kd1?
      • 1...Ka3
        • 2.Sc2#
      • 1...Kc3
        • 2.Sc6#
      • 1...Ka5
        • 2.Sc6#
      • 1...Kxc5!
    • 1.Kd2?
      • 1...Ka3
        • 2.Sc2#
      • 1...Ka5
        • 2.Sc6#
      • 1...Kxc5!
    • 1.Ke2?
      • 1...Ka3
        • 2.Sc2#
      • 1...Kc3
        • 2.Sc2#
        • 2.Sc6#
      • 1...Ka5
        • 2.Sc6#
      • 1...Kxc5!
    • 1.Sc2+?
      • 1...Ka5
        • 2.Bc3#
      • 1...Kxc5!
    • 1.Sdb5?
      • 1...Ka5
        • 2.Bc3#
      • 1...Kxc5!
    • 1.Sc6+?
      • 1...Ka3
        • 2.Sb5#
      • 1...Kxc5!
    • 1.Sde6?
      • 1...Ka5
        • 2.Bc3#
      • 1...Ka3!
    • 1.Sa6+?
      • 1...Ka3
        • 2.Sc2#
        • 2.Sb5#
      • 1...Kc3
        • 2.Se2#
        • 2.Sf3#
        • 2.Sb5#
        • 2.Sf5#
        • 2.Sc6#
        • 2.Se6#
      • 1...Ka5!
    • 1.Sce6?
      • 1...Ka3
        • 2.Sc2#
      • 1...Kc3
        • 2.Sc6#
      • 1...Ka5!
    • 1.Bf6?
      • 1...Ka3
        • 2.Sc2#
      • 1...Kc3
        • 2.Sc6#
      • 1...Ka5
        • 2.Sc6#
      • 1...Kxc5!
    • 1.Bg7?
      • 1...Ka3
        • 2.Sc2#
      • 1...Kc3
        • 2.Sc6#
      • 1...Ka5
        • 2.Sc6#
      • 1...Kxc5!
    • 1.Bh8?
      • 1...Ka3
        • 2.Sc2#
      • 1...Kc3
        • 2.Sc6#
      • 1...Ka5
        • 2.Sc6#
      • 1...Kxc5!
  • Keys
    • 1.a5!
      • 1...Ka3
        • 2.Sc2#
      • 1...Kc3
        • 2.Sc6#
      • 1...Kxa5
        • 2.Sc6#
      • 1...Kxc5
        • 2.Sa6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::S(G)
    • K(a);S_FLIGHT::B(I)+S(G)
  • Tries
    • Try
      • K(B);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::S(G)
        • K(a);S_FLIGHT::B(I)+S(G)
      • Refutation
        • K(a);S_FLIGHT,XP(H)
    • Try
      • K(B);S_FLIGHT
      • Vars
        • K(a);S_FLIGHT::S(G)
      • Refutation
        • K(a);S_FLIGHT,XP(H)
    • Try
      • K(B);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::S(G)
      • Refutation
        • K(a);S_FLIGHT,XP(H)
    • Try
      • S(G);CHECK
      • Vars
        • K(a);S_FLIGHT::B(I)
      • Refutation
        • K(a);S_FLIGHT,XP(H)
    • Try
      • S(G);
      • Vars
        • K(a);S_FLIGHT::B(I)
      • Refutation
        • K(a);S_FLIGHT,XP(H)
    • Try
      • S(G);CHECK
      • Vars
        • K(a);S_FLIGHT::S(J)
      • Refutation
        • K(a);S_FLIGHT,XP(H)
    • Try
      • S(G);
      • Vars
        • K(a);S_FLIGHT::B(I)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(J);CHECK
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(J);
      • Vars
        • K(a);S_FLIGHT::S(G)
        • K(a);S_FLIGHT::B(I)+S(G)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(I);
      • Vars
        • K(a);S_FLIGHT::S(G)
        • K(a);S_FLIGHT::B(I)+S(G)
      • Refutation
        • K(a);S_FLIGHT,XP(H)
    • Try
      • B(I);
      • Vars
        • K(a);S_FLIGHT::S(G)
        • K(a);S_FLIGHT::B(I)+S(G)
      • Refutation
        • K(a);S_FLIGHT,XP(H)
    • Try
      • B(I);
      • Vars
        • K(a);S_FLIGHT::S(G)
        • K(a);S_FLIGHT::B(I)+S(G)
      • Refutation
        • K(a);S_FLIGHT,XP(H)
  • Actual
    • P(E);
    • Vars
      • K(a);S_FLIGHT::S(G)
      • K(a);S_FLIGHT::B(I)+S(G)
      • K(a);S_FLIGHT,XP(E)::S(G)
      • K(a);S_FLIGHT,XP(H)::S(J)
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