MESON Chess Problem Database

Problem Display
PID: 52872 (8/6pB/8/1p1K2p1/1p4pb/1rk4r/1p5p/nQ3N1R w - - 0 1)

Grossi, Damien

La Bataille, 1948

8/6pB/8/1p1K2p1/1p4pb/1rk4r/1p5p/nQ3N1R

#2

5 + 12

785 Het Belgisch Schaakbord (L'Echiquier Belge) 1948

SOLUTION

  • SOUND
  • Sets
    • 1...Rd3+
      • 2.Qxd3#
    • 1...Rg3
      • 2.Qe1#
    • 1...Be1
      • 2.Qxe1#
    • 1...Bg3
      • 2.Qd3#
    • 1...Sc2
      • 2.Qxc2#
    • 1...g3
      • 2.Qd3#
      • 2.Qe1#
  • Tries
    • 1.Qd1?
      • threat
        • 2.Qd2#
        • 2.Qd4#
      • 1...Rd3+
        • 2.Qxd3#
      • 1...b1S
        • 2.Qd4#
      • 1...Be1
        • 2.Qxe1#
        • 2.Qd4#
      • 1...Bf2
        • 2.Qd2#
      • 1...Sc2
        • 2.Qxc2#
        • 2.Qd2#
      • 1...g6
        • 2.Qd2#
      • 1...Ra3!
  • Keys
    • 1.Sg3!
      • threat
        • 2.Se4#
        • 2.Qd3#
        • 2.Qe1#
      • 1...Kd2
        • 2.Qe1#
      • 1...Rxg3
        • 2.Qe1#
      • 1...Bxg3
        • 2.Qd3#
      • 1...Ra3
        • 2.Qd3#
      • 1...Sc2
        • 2.Qxc2#
      • 1...g6
        • 2.Se4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 2
  • Sets
    • R(f);CHECK,N_GUARD::QAR1(A),XR(f)
    • R(f);S_CUTB(i)::QAB(A)
    • B(i);N_GUARD::QAB(A),XB(i)
    • B(i);S_CUTR(f)::QAR1(A)
    • S(a);N_GUARD::QAR1(A),XS(a)
  • Tries
    • Try
      • Q(A);
      • Threat
        • DUALS(2)
      • Vars
        • R(f);CHECK,N_GUARD::QAR1(A),XR(f)
        • P(b);::QAB1(A)
        • B(i);::QAB1(A)
        • P(l);::QAB1(A)
      • Refutation
        • R(d);
  • Actual
    • S(B);
    • Threat
      • DUALS(3)
    • Vars
      • K(e);S_FLIGHT::QAB1(A)
      • R(f);XS(B)::QAB(A)
      • B(i);XS(B)::QAR1(A)
      • R(d);::QAR1(A)
      • S(a);N_GUARD::QAR1(A),XS(a)
      • P(l);::S(B)
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