MESON Chess Problem Database

Problem Display
PID: 18724 (4r1q1/1BB3p1/6N1/3p1P2/2PnknK1/2Qp1R2/6P1/4rb2 w - - 0 1)

Morice, Jean

Comm., Themes-64, 1957

4r1q1/1BB3p1/6N1/3p1P2/2PnknK1/2Qp1R2/6P1/4rb2

#2

9 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Re3
      • 2.Rxf4#
    • 1...Sde6
      • 2.Qe5#
    • 1...Se2
      • 2.Qxd3#
    • 1...Sfe6
      • 2.Bxd5#
    • 1...d2
      • 2.Rxf4#
  • Keys
    • 1.Bb6!
      • threat
        • 2.Qxd4#
      • 1...Sxf3
        • 2.gxf3#
      • 1...Sxf5
        • 2.Rxf4#
      • 1...Sc2
        • 2.Rxf4#
      • 1...Sde2
        • 2.Re3#
      • 1...Sb3
        • 2.Rxf4#
      • 1...Sb5
        • 2.Rxf4#
      • 1...Sc6
        • 2.Rxf4#
      • 1...Sde6
        • 2.Qe5#
      • 1...Sfe2
        • 2.Qxd3#
      • 1...Sfe6
        • 2.Bxd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 2
  • Sets
    • R(a);SBLOCK::R1(C),XS(f)
    • S(d);OGATE::QAR1(B)
    • S(f);N_GUARD,S_CUTB(b)::QAB1(B),XP(c)
    • S(f);N_GUARD,S_CUTQ(j)::B(H),XP(g)
    • P(c);::R1(C),XS(f)
  • Actual
    • B(I);
    • Threat
      • QAR1(B),XS(d)
    • Vars
      • S(d);OGATE,XR(C)::P(A),XS(d)
      • S(d);XP(F)::R1(C),XS(f)
      • S(d);::R1(C),XS(f)
      • S(d);S_CUTR(a)::R1(C)
      • S(d);N_SPINP(g)::R1(C),XS(f)
      • S(d);OGATE::QAR1(B)
      • S(f);N_GUARD,S_CUTB(b)::QAB1(B),XP(c)
      • S(f);N_GUARD,S_CUTQ(j)::B(H),XP(g)
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