MESON Chess Problem Database

Problem Display
PID: 274861 (7q/3R2r1/1p2p3/8/5p2/1K1N1B2/3k1BR1/2N5 w - - 0 1)

Andrade, Barry Jack da Costa

Western Morning News, 1925

(First published on Sat Jul 25 1925)

7q/3R2r1/1p2p3/8/5p2/1K1N1B2/3k1BR1/2N5

#2

7 + 6

15239 Valois Notebooks 2024

SOLUTION

  • SOUND
  • Sets
    • 1...Rxd7
      • 2.Bg1#
      • 2.Bd4#
      • 2.Bc5#
      • 2.Bxb6#
    • 1...Re7
      • 2.Bg1#
      • 2.Bd4#
      • 2.Bc5#
      • 2.Bxb6#
    • 1...Rf7
      • 2.Bg1#
      • 2.Bd4#
      • 2.Bc5#
      • 2.Bxb6#
    • 1...Rh7
      • 2.Bg1#
      • 2.Bd4#
      • 2.Bc5#
      • 2.Bxb6#
  • Tries
    • 1.Se1+?
      • 1...Kxc1
        • 2.Rd1#
      • 1...Rxd7!
    • 1.Sb2+?
      • 1...Kxc1
        • 2.Rd1#
      • 1...Rxd7!
    • 1.Sb4+?
      • 1...Kxc1
        • 2.Rd1#
      • 1...Rxd7!
    • 1.Sxf4+?
      • 1...Kxc1
        • 2.Rd1#
      • 1...Rxd7!
    • 1.Sc5+?
      • 1...Kxc1
        • 2.Rd1#
      • 1...Rxd7!
    • 1.Se5+?
      • 1...Kxc1
        • 2.Rd1#
      • 1...Rxd7!
    • 1.Rc7?
      • threat
        • 2.Rc2#
      • 1...Rxc7
        • 2.Bg1#
        • 2.Bd4#
        • 2.Bc5#
        • 2.Bxb6#
      • 1...Qc8!
  • Keys
    • 1.Kb2!
      • threat
        • 2.Sb3#
      • 1...Rxg2+
        • 2.Se5#
      • 1...Rg3+
        • 2.Se5#
      • 1...Rg4+
        • 2.Se5#
      • 1...Rg5+
        • 2.Se5#
      • 1...Rg6+
        • 2.Se5#
      • 1...Rxd7+
        • 2.Bd4#
      • 1...Re7+
        • 2.Bd4#
      • 1...Rf7+
        • 2.Bd4#
      • 1...Rh7+
        • 2.Bd4#
      • 1...Rg8+
        • 2.Se5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(E);CHECK
      • Vars
        • K(a);OGATE,S_FLIGHT,XS(A)::R1(G)
      • Refutation
        • R(e);XR(G)
    • Try
      • S(E);CHECK
      • Vars
        • K(a);OGATE,S_FLIGHT,XS(A)::R1(G)
      • Refutation
        • R(e);XR(G)
    • Try
      • S(E);CHECK
      • Vars
        • K(a);OGATE,S_FLIGHT,XS(A)::R1(G)
      • Refutation
        • R(e);XR(G)
    • Try
      • S(E);CHECK,XP(b)
      • Vars
        • K(a);OGATE,S_FLIGHT,XS(A)::R1(G)
      • Refutation
        • R(e);XR(G)
    • Try
      • S(E);CHECK
      • Vars
        • K(a);OGATE,S_FLIGHT,XS(A)::R1(G)
      • Refutation
        • R(e);XR(G)
    • Try
      • S(E);CHECK
      • Vars
        • K(a);OGATE,S_FLIGHT,XS(A)::R1(G)
      • Refutation
        • R(e);XR(G)
    • Try
      • R(G);
      • Threat
        • R1(G)
      • Refutation
        • Q(f);
  • Actual
    • K(D);P-FLIGHT
    • Threat
      • S(A)
    • Vars
      • R(e);CHECK,N_GUARD,XR(C)::R(G)+S(E)
      • R(e);CHECK,N_GUARD::R(G)+S(E)
      • R(e);CHECK,N_GUARD,XR(G)::R(C)+B(B)
      • R(e);CHECK,N_GUARD::R(C)+B(B)
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