MESON Chess Problem Database

Problem Display
PID: 219055 (8/3b4/RB2p3/1ppkP3/3b4/1R1P1N2/B7/1K6 w - - 0 1)

Dawson, ?

Baltimore American and Commercial Advertiser, 1881

8/3b4/RB2p3/1ppkP3/3b4/1R1P1N2/B7/1K6

#2

8 + 6

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Bc6
      • 2.Rxb5#
  • Tries
    • 1.Ba5?
      • threat
        • 2.Rxb5#
        • 2.Rd6#
      • 1...Bxe5
        • 2.Rxb5#
      • 1...Bc6
        • 2.Rxb5#
      • 1...b4
        • 2.Rd6#
      • 1...c4!
    • 1.Bc7?
      • threat
        • 2.Rxb5#
        • 2.Rd6#
      • 1...Bxe5
        • 2.Rxb5#
      • 1...Bc6
        • 2.Rxb5#
      • 1...b4
        • 2.Rd6#
      • 1...c4!
    • 1.Bd8?
      • threat
        • 2.Rxb5#
        • 2.Rd6#
      • 1...Bxe5
        • 2.Rxb5#
      • 1...Bc6
        • 2.Rxb5#
      • 1...b4
        • 2.Rd6#
      • 1...c4!
  • Keys
    • 1.Ba7!
      • threat
        • 2.Rxb5#
        • 2.Rd6#
      • 1...Bxe5
        • 2.Rxb5#
      • 1...Bc6
        • 2.Rxb5#
      • 1...b4
        • 2.Rd6#
      • 1...c4
        • 2.Rd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • B(f);SBLOCK::B(B)+R(C),XP(b)
  • Tries
    • Try
      • B(H);
      • Threat
        • DUALS(2)
      • Vars
        • B(a);XP(F)::B(B)+R(C),XP(b)
        • B(f);::B(B)+R(C),XP(b)
        • P(b);::R1(G)
      • Refutation
        • P(c);
    • Try
      • B(H);
      • Threat
        • DUALS(2)
      • Vars
        • B(a);XP(F)::B(B)+R(C),XP(b)
        • B(f);::B(B)+R(C),XP(b)
        • P(b);::R1(G)
      • Refutation
        • P(c);
    • Try
      • B(H);
      • Threat
        • DUALS(2)
      • Vars
        • B(a);XP(F)::B(B)+R(C),XP(b)
        • B(f);::B(B)+R(C),XP(b)
        • P(b);::R1(G)
      • Refutation
        • P(c);
  • Actual
    • B(H);
    • Threat
      • DUALS(2)
    • Vars
      • B(a);XP(F)::B(B)+R(C),XP(b)
      • B(f);::B(B)+R(C),XP(b)
      • P(b);::R1(G)
      • P(c);::R1(G)
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