MESON Chess Problem Database

Problem Display
PID: 183552 (5bb1/4p2p/4Q3/5p2/6k1/7R/4P2P/5KN1 w - - 0 1)

Weenink, Henri Gerard Maria

Herdingsboek, 1925

5bb1/4p2p/4Q3/5p2/6k1/7R/4P2P/5KN1

#2

6 + 6

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

SOLUTION

  • SOUND
  • Tries
    • 1.Rh4+?
      • 1...Kg5
        • 2.Sf3#
      • 1...Kxh4!
    • 1.Qe5?
      • threat
        • 2.Qg3#
      • 1...f4
        • 2.Qh5#
      • 1...Kg5!
    • 1.Qh6?
      • threat
        • 2.Rg3#
        • 2.Rh4#
        • 2.Qh4#
      • 1...f4
        • 2.Qh5#
      • 1...Bxh6!
    • 1.e4?
      • threat
        • 2.Qxf5#
      • 1...Kf4
        • 2.Qxf5#
      • 1...Kg5
        • 2.Qxf5#
      • 1...Bxe6!
  • Keys
    • 1.Sf3!
      • threat
        • 2.Rh4#
      • 1...Kxh3
        • 2.Qxf5#
      • 1...Kf4
        • 2.Rh4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(E);CHECK
      • Vars
        • K(a);N_SPINP(b),P-FLIGHT::S(B)
      • Refutation
        • K(a);N_SPINP(b),P-FLIGHT,XR(E)
    • Try
      • Q(F);N_PINP(b)
      • Threat
        • QAR1(F)
      • Vars
        • P(b);OGATE,SBLOCK::QAB1(F)
      • Refutation
        • K(a);P-FLIGHT,P_SPINP(b)
    • Try
      • Q(F);N_PINP(b)
      • Threat
        • DUALS(3)
      • Vars
        • P(b);SBLOCK::QAB1(F)
      • Refutation
        • B(e);XQ(F)
    • Try
      • P(C);
      • Threat
        • QAB1(F),XP(b)
      • Vars
        • K(a);N_SPINP(b),P-FLIGHT::QAR1(F),XP(b)
      • Refutation
        • B(f);N_SPINP(b),XQ(F)
  • Actual
    • S(B);
    • Threat
      • R1(E)
    • Vars
      • K(a);S_FLIGHT,XR(E)::QAB(F),XP(b)
      • K(a);N_SPINP(b),P-FLIGHT::R(E)
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