MESON Chess Problem Database

Problem Display
PID: 16411 (8/3BQ3/2P3p1/pk4r1/N7/1P6/5pbr/K2n4 w - - 0 1)

Wenman, Francis Percival (aka Percy Wenman)

Fifty Two-Move Problems, 1940

8/3BQ3/2P3p1/pk4r1/N7/1P6/5pbr/K2n4

#2

6 + 8

5454 Near Snap 2011

SOLUTION

  • SOUND
  • Tries
    • 1.Bg4?
      • threat
        • 2.Qb7#
      • 1...Ka6
        • 2.Qb7#
      • 1...Kxc6
        • 2.Qd7#
      • 1...Bxc6
        • 2.Be2#
      • 1...Rh7!
    • 1.Bf5?
      • threat
        • 2.Qb7#
      • 1...Ka6
        • 2.Qb7#
      • 1...Kxc6
        • 2.Qd7#
      • 1...Bxc6
        • 2.Bd3#
      • 1...Rh7!
    • 1.Be6?
      • threat
        • 2.Qb7#
      • 1...Ka6
        • 2.Qb7#
      • 1...Kxc6
        • 2.Qd7#
      • 1...Bxc6
        • 2.Bc4#
      • 1...Rh7!
    • 1.Be8?
      • threat
        • 2.Qb7#
      • 1...Ka6
        • 2.Qb7#
      • 1...Rh7!
    • 1.Qc5+?
      • 1...Ka6
        • 2.Bc8#
        • 2.Qb6#
      • 1...Rxc5!
    • 1.Qd8?
      • threat
        • 2.Qb6#
      • 1...Ka6
        • 2.Qb6#
      • 1...Kb4!
  • Keys
    • 1.Bh3!
      • threat
        • 2.Qb7#
      • 1...Ka6
        • 2.Qb7#
      • 1...Kxc6
        • 2.Qd7#
      • 1...Bxc6
        • 2.Bf1#

Anticipated by 143243(1892), 137957(1893)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(E);
      • Threat
        • QAR2(F)
      • Vars
        • K(f);S_FLIGHT::QAB1(F)
        • K(f);OGATEB,S_FLIGHT,XP(D)::QAB1(F)
        • B(c);SBLOCK,XP(D)::B(E)
      • Refutation
        • R(d);
    • Try
      • B(E);
      • Threat
        • QAR2(F)
      • Vars
        • K(f);S_FLIGHT::QAB1(F)
        • K(f);OGATEB,S_FLIGHT,XP(D)::QAB1(F)
        • B(c);SBLOCK,XP(D)::B(E)
      • Refutation
        • R(d);
    • Try
      • B(E);
      • Threat
        • QAR2(F)
      • Vars
        • K(f);S_FLIGHT::QAB1(F)
        • K(f);OGATEB,S_FLIGHT,XP(D)::QAB1(F)
        • B(c);SBLOCK,XP(D)::B(E)
      • Refutation
        • R(d);
    • Try
      • B(E);
      • Threat
        • QAR2(F)
      • Vars
        • K(f);S_FLIGHT::QAB1(F)
      • Refutation
        • R(d);
    • Try
      • Q(F);CHECK
      • Refutation
        • R(g);XQ(F)
    • Try
      • Q(F);
      • Threat
        • QAR1(F)
      • Vars
        • K(f);S_FLIGHT::QAR1(F)
      • Refutation
        • K(f);P-FLIGHT
  • Actual
    • B(E);
    • Threat
      • QAR2(F)
    • Vars
      • K(f);S_FLIGHT::QAB1(F)
      • K(f);OGATEB,S_FLIGHT,XP(D)::QAB1(F)
      • B(c);OGATE,SBLOCK,XP(D)::B(E)
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