MESON Chess Problem Database

Problem Display
PID: 9849 (7B/2Np1Kn1/8/1R3R1p/N2Pk1pP/p2pp3/1r4P1/Q4B2 w - - 0 1)

Szwedowski, Leopold Mieczyslaw

2nd Prize, BCPS Ring Ty., 1960

7B/2Np1Kn1/8/1R3R1p/N2Pk1pP/p2pp3/1r4P1/Q4B2

#2

11 + 9

5862 An ABC of Chess Problems 1970

SOLUTION

  • SOUND
  • Sets
    • 1...Kxd4
      • 2.Rb4#
      • 2.Rf4#
    • 1...Rb1
      • 2.Rbe5#
    • 1...Ra2
      • 2.Rbe5#
    • 1...Rc2
      • 2.Rbe5#
    • 1...Rd2
      • 2.Rbe5#
    • 1...Re2
      • 2.Rbe5#
    • 1...Rf2
      • 2.Re5#
    • 1...Rxg2
      • 2.Bxg2#
      • 2.Rbe5#
    • 1...Rb3
      • 2.Rbe5#
    • 1...Rb4
      • 2.Rbe5#
    • 1...Se6
      • 2.Sc3#
    • 1...Se8
      • 2.Sc3#
  • Tries
    • 1.Bxd3+?
      • 1...Kxd4
        • 2.Rbd5#
        • 2.Rfd5#
      • 1...Kxd3!
  • Keys
    • 1.Sd5!
      • threat
        • 2.Rf4#
      • 1...Kxd4
        • 2.Rb4#
      • 1...Kxf5
        • 2.Bxd3#
      • 1...Rxb5
        • 2.Re5#
      • 1...Sxf5
        • 2.Sac3#
      • 1...Rf2
        • 2.Sf6#
      • 1...Se6
        • 2.Sdc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 4
    • REMOVED MATES = 8
  • Sets
    • R(a);::R1(G)
    • R(a);P_PINR(H)::R1(G)
    • S(i);::S(D)
  • Tries
    • Try
      • B(B);CHECK,XP(c)
      • Refutation
        • K(e);S_FLIGHT,XB(B)
  • Actual
    • S(I);
    • Threat
      • R1(H)
    • Vars
      • K(e);OGATEB,P-FLIGHT,P_SPINR(a),P_SPINS(i),XP(E)::R(G)
      • K(e);S_FLIGHT,XR(H)::B(B),XP(c)
      • R(a);XR(G)::R1(H)
      • S(i);SBLOCK,XR(H)::S(D)
      • R(a);P_PINR(H)::S(I)
      • S(i);::S(I)
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