MESON Chess Problem Database

Problem Display
PID: 21224 (8/2K1Qp1b/2p5/1k6/8/RBp3r1/8/1R6 w - - 0 1)

Anderson, Gerald Frank

1st Prize, Il Secolo (Meredith Ty.), 1921-1923

8/2K1Qp1b/2p5/1k6/8/RBp3r1/8/1R6

#2

5 + 6

2740 Adventures of my Chessmen 1924
5501 Chess Cameos 1936
3147 Chess Problems: Introduction to an Art 1963
3098 FIDE Album (1914-1944) (I) 1971
5383 A Tribute to G F Anderson 1974
102 Probleemblad 1974
4028 Presledovanie Temi 1983
3364 Solving in Style 1985
1111 Busmen's Chess Review 1986
6455 The Chessboard Adventures of Norman Macleod 1996
3310 2345 Chess Problems 1997
56 The Problemist 2004
133 The Problemist Supplement 2004
5626 European Junior Chess Solving Championship 2005
133 The Problemist Supplement 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Rd3
      • 2.Ba2#
      • 2.Bd5#
      • 2.Be6#
      • 2.Bxf7#
    • 1...Rg6
      • 2.Ba2#
      • 2.Bd5#
      • 2.Be6#
      • 2.Bxf7#
    • 1...Bg8
      • 2.Ba2#
      • 2.Bd5#
      • 2.Be6#
      • 2.Bxf7#
    • 1...f5
      • 2.Ba2#
      • 2.Bd5#
      • 2.Be6#
      • 2.Bf7#
      • 2.Bg8#
  • Tries
    • 1.Ba4+?
      • 1...Ka5
        • 2.Bd1#
        • 2.Bc2#
        • 2.Bb5#
        • 2.Bxc6#
      • 1...Ka6
        • 2.Bd1#
        • 2.Bc2#
        • 2.Bb5#
        • 2.Bxc6#
      • 1...Kc4!
    • 1.Ra4?
      • threat
        • 2.Bc2#
        • 2.Qb4#
      • 1...Bxb1
        • 2.Qb4#
      • 1...Rg1
        • 2.Qb4#
      • 1...Bc2
        • 2.Bxc2#
        • 2.Qb4#
      • 1...c2
        • 2.Qb4#
      • 1...c5
        • 2.Bc2#
        • 2.Qd7#
        • 2.Qe8#
      • 1...Rg4!
    • 1.Qe5+?
      • 1...Kb4
        • 2.Ra4#
        • 2.Qa5#
      • 1...c5!
  • Keys
    • 1.Kd6!
      • threat
        • 2.Qb7#
      • 1...Rd3+
        • 2.Bd5#
      • 1...Rg6+
        • 2.Be6#
      • 1...Kb4
        • 2.Kxc6#
      • 1...Kb6
        • 2.Bc2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(C);CHECK
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • R(B);
      • Threat
        • DUALS(2)
      • Vars
        • B(f);XR(A)::QAR1(E)
        • R(b);::QAR1(E)
        • P(a);::QAR1(E)
      • Refutation
        • R(b);
    • Try
      • Q(E);CHECK
      • Refutation
        • P(d);P_SPINP(d)
  • Actual
    • K(D);S_FLIGHT
    • Threat
      • QAR2(E)
    • Vars
      • R(b);CHECK,S_CUTB(f)::R(A)+B(C)
      • K(c);P-FLIGHT::QAB(E)+K(D),XP(d)
      • K(c);P-FLIGHT::R(A)+B(C)
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