MESON Chess Problem Database

Problem Display
PID: 182664 (3R4/8/K3b3/1R3N2/4P2p/2kP3Q/3p3n/3B4 w - - 0 1)

Weenink, Henri Gerard Maria

De Maasbode, 1919

(First published on Sun Jul 13 1919)

3R4/8/K3b3/1R3N2/4P2p/2kP3Q/3p3n/3B4

#2

8 + 5

16055 HGM Weenink (Euwe/Niemeijer/Rueb/Trotsenburg) 1932

SOLUTION

  • SOUND
  • Sets
    • 1...Bb3
      • 2.Rxb3#
    • 1...Bxf5
      • 2.Rb3#
    • 1...Bd7
      • 2.Rb3#
    • 1...Bc8+
      • 2.Rxc8#
  • Tries
    • 1.Sd4?
      • threat
        • 2.Se2#
      • 1...Bb3
        • 2.Rxb3#
      • 1...Bg4
        • 2.Rb3#
      • 1...Bc8+!
    • 1.Rc8+?
      • 1...Bc4
        • 2.Rxc4#
      • 1...Bxc8+!
    • 1.Qe3?
      • threat
        • 2.Qd4#
      • 1...Bc8+
        • 2.Rxc8#
      • 1...Sf3!
    • 1.d4+?
      • 1...Kc4
        • 2.Be2#
        • 2.Bb3#
        • 2.Qb3#
      • 1...Sf3!
  • Keys
    • 1.Sg3!
      • threat
        • 2.Se2#
      • 1...Bc8+
        • 2.Qxc8#
      • 1...hxg3
        • 2.Qh8#
      • 1...Bb3
        • 2.Rxb3#
      • 1...Bg4
        • 2.Rb3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 2
    • REMOVED MATES = 2
  • Sets
    • B(e);N_GUARD::R1(E),XB(e)
    • B(e);N_GUARD,XS(F)::R1(E)
    • B(e);N_GUARD::R1(E)
    • B(e);CHECK,N_GUARD::R(H),XB(e)
  • Tries
    • Try
      • S(F);
      • Threat
        • S(F)
      • Vars
        • B(e);N_GUARD::R1(E),XB(e)
        • B(e);N_GUARD::R1(E)
      • Refutation
        • B(e);CHECK
    • Try
      • R(H);CHECK
      • Vars
        • B(e);N_GUARD,P_PINR(E),P_SPINB(e)::R1(H),XB(e)
      • Refutation
        • B(e);CHECK,XR(H)
    • Try
      • Q(C);
      • Threat
        • QAB1(C)
      • Vars
        • B(e);CHECK,N_GUARD::R(H),XB(e)
      • Refutation
        • S(b);
    • Try
      • P(B);CHECK
      • Refutation
        • S(b);P_SPINS(b)
  • Actual
    • S(F);
    • Threat
      • S(F)
    • Vars
      • B(e);CHECK,OGATE::QAR(C),XB(e)
      • P(d);OGATE,XS(F)::QAB(C)
      • B(e);N_GUARD::R1(E),XB(e)
      • B(e);N_GUARD::R1(E)
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