MESON Chess Problem Database

Problem Display
PID: 189478 (8/8/8/2p5/1p1p4/1B1p1p2/1BPkbK2/1R6 w - - 0 1)

Freimann, Fritz

Running the Gauntlet, 1911

8/8/8/2p5/1p1p4/1B1p1p2/1BPkbK2/1R6

#2

5 + 7

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Tries
    • 1.Bc1+?
      • 1...Kd1
        • 2.Be3#
        • 2.Bf4#
        • 2.Bg5#
        • 2.Bh6#
        • 2.cxd3#
        • 2.c3#
        • 2.c4#
      • 1...Kc3!
    • 1.c3?
      • 1...bxc3
        • 2.Bc1#
      • 1...dxc3
        • 2.Bc1#
      • 1...Bd1
        • 2.Rxd1#
      • 1...Bf1
        • 2.Rd1#
      • 1...c4!
  • Keys
    • 1.c4!
      • 1...bxc4 ep
        • 2.Bc1#
      • 1...dxc4 ep
        • 2.Bc1#
      • 1...Bd1
        • 2.Rxd1#
      • 1...Bf1
        • 2.Rd1#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(B);CHECK
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • P(C);
      • Vars
        • P(e);SBLOCK,XP(C)::B(B)
        • P(f);SBLOCK,XP(C)::B(B)
        • B(b);N_GUARD::R1(A),XB(b)
        • B(b);N_GUARD::R1(A)
      • Refutation
        • P(g);
  • Actual
    • P(C);
    • Vars
      • P(e);EP,XP(C)::B(B)
      • P(f);EP,XP(C)::B(B)
      • B(b);N_GUARD::R1(A),XB(b)
      • B(b);N_GUARD::R1(A)
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