MESON Chess Problem Database

Problem Display
PID: 161512 (3RR3/3B2N1/2P4p/1K2N1bn/1pPk1rb1/3P3r/3Q3B/8 w - - 0 1)

Wrobel, Marian

Dagens Nyheder, 1932

(First published on Sun Sep 25 1932)

3RR3/3B2N1/2P4p/1K2N1bn/1pPk1rb1/3P3r/3Q3B/8

#2

11 + 8

15532 Hoegs skakproblemer 1982

SOLUTION

  • SOUND
  • Sets
    • 1...Rxd3
      • 2.Qxd3#
    • 1...Re3
      • 2.Qb2#
    • 1...Rf5
      • 2.Se6#
    • 1...Rf6
      • 2.Be6#
    • 1...Bf3
      • 2.Bg1#
    • 1...Bxd7
      • 2.Rxd7#
  • Tries
    • 1.Sf3+?
      • 1...Rfxf3
        • 2.Be5#
        • 2.Re4#
      • 1...Bxf3
        • 2.Bg1#
      • 1...Rhxf3!
    • 1.Bg1+?
      • 1...Re3
        • 2.Bxe3#
        • 2.Qb2#
      • 1...Rf2!
    • 1.Be6+?
      • 1...Kxe5
        • 2.Qb2#
      • 1...Bxd8!
    • 1.Bc8+?
      • 1...Bd7
        • 2.Rxd7#
      • 1...Bxd8!
  • Keys
    • 1.c7!
      • threat
        • 2.Sc6#
      • 1...Rf5
        • 2.Se6#
      • 1...Rf6
        • 2.Be6#
      • 1...Bf3
        • 2.Bg1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 3
  • Sets
    • R(a);OGATE,P_SPINR(a),XP(C)::QAR1(A),XR(a)
    • R(a);SBLOCK::QAB(A)
    • R(d);P_PINS(F),S_CUTB(e)::S(I)
    • R(d);S_CUTB(f)::R(J)+B(H)
    • B(e);S_CUTR(a),S_CUTR(d)::B(B)
    • B(e);OGATE,P_PINP(G),P_SPINB(e),XB(H)::R(J),XB(e)
  • Tries
    • Try
      • S(F);CHECK
      • Vars
        • B(e);XS(F)::B(B)
      • Refutation
        • R(a);XS(F)
    • Try
      • B(B);CHECK
      • Refutation
        • R(d);P_SPINR(d)
    • Try
      • B(H);CHECK
      • Vars
        • K(c);P_SPINR(d),S_FLIGHT,XS(F)::QAB(A)
      • Refutation
        • B(f);XR(J)
    • Try
      • B(H);CHECK
      • Vars
        • B(e);N_GUARD,P_PINP(G),P_SPINB(e)::R(J),XB(e)
      • Refutation
        • B(f);XR(J)
  • Actual
    • P(G);
    • Threat
      • S(F)
    • Vars
      • R(d);P_PINS(F),S_CUTB(e)::S(I)
      • R(d);S_CUTB(f)::R(J)+B(H)
      • B(e);S_CUTR(a),S_CUTR(d)::B(B)
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