MESON Chess Problem Database

Problem Display
PID: 61823 (8/2rp1n2/BB1b1Qp1/2Ppn1Rb/p2kp3/r1N3K1/qP3P2/2R5 w - - 0 1)

Berghmans, Josef

3rd Prize=, NV, 1934

8/2rp1n2/BB1b1Qp1/2Ppn1Rb/p2kp3/r1N3K1/qP3P2/2R5

#2

10 + 13

785 Het Belgisch Schaakbord (L'Echiquier Belge) 1956

SOLUTION

  • SOUND
  • Sets
    • 1...Rxc3+
      • 2.bxc3#
    • 1...Ra7
      • 2.cxd6#
    • 1...Bd1
      • 2.Rxd1#
    • 1...e3
      • 2.Qf4#
  • Keys
    • 1.Qf4!
      • threat
        • 2.Qe3#
      • 1...Rxc3+
        • 2.bxc3#
      • 1...Sc4
        • 2.Rxd5#
      • 1...Sd3
        • 2.Sb5#
      • 1...Sf3
        • 2.Se2#
      • 1...Sg4
        • 2.Rd1#
      • 1...Sc6
        • 2.cxd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 3
  • Sets
    • R(b);CHECK,OGATE,XS(D)::P(B),XR(b)
    • R(k);N_GUARD::B(I)+P(F),XB(i)
    • B(h);N_GUARD::R(A),XB(h)
    • P(e);N_PINS(D),OGATEB::QAR2(J)
  • Actual
    • Q(J);N_PINS(g),P_PINP(e)
    • Threat
      • QAB1(J)
    • Vars
      • R(b);CHECK,OGATE,XS(D)::P(B),XR(b)
      • S(g);OGATE,P_PINQ(J)::R1(G),XP(f)
      • S(g);N_PINS(D),P_PINQ(J),SBLOCK::S(D)
      • S(g);N_PINS(D),P_PINQ(J)::S(D)
      • S(g);N_GUARD,P_PINQ(J),S_CUTB(h)::R(A)
      • S(g);P_PINQ(J),S_CUTR(k)::B(I)+P(F),XB(i)
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