MESON Chess Problem Database

Problem Display
PID: 55072 (b7/6b1/4r3/4pr2/8/2KN3N/2Q5/5kBR w - - 0 1)

Mladenovic, Miodrag

The Problemist Supplement, 2004

b7/6b1/4r3/4pr2/8/2KN3N/2Q5/5kBR

#2

6 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...Rf2
      • 2.Qxf2#
    • 1...Rf3
      • 2.Bh2#
      • 2.Be3#
      • 2.Bd4#
      • 2.Bc5#
      • 2.Bb6#
      • 2.Ba7#
    • 1...Rg5
      • 2.Qf2#
    • 1...Rh5
      • 2.Qf2#
    • 1...Rc6+
      • 2.Bc5#
    • 1...Bg2
      • 2.Qd1#
    • 1...Bf3
      • 2.Qf2#
    • 1...e4+
      • 2.Bd4#
  • Keys
    • 1.Sc1!
      • threat
        • 2.Qe2#
      • 1...Rf3+
        • 2.Be3#
      • 1...Rc6+
        • 2.Bc5#
      • 1...e4+
        • 2.Bd4#
      • 1...Ke1
        • 2.Bf2#
        • 2.Qe2#
      • 1...Rf2
        • 2.Qxf2#
      • 1...Bf3
        • 2.Qf2#

This is after 9498

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 3
  • Sets
    • R(c);N_GUARD::QAR1(C),XR(c)
    • R(c);N_GUARD::QAR1(C)
    • R(d);CHECK,S_CUTB(f)::R(B)+B(A)
    • B(f);SBLOCK::QAR2(C)
    • B(f);S_CUTR(c)::QAR1(C)
    • P(b);CHECK,S_CUTB(f)::R(B)+B(A)
  • Actual
    • S(E);
    • Threat
      • QAB1(C)
    • Vars
      • R(c);CHECK,S_CUTB(f)::R(B)+B(A)
      • R(d);CHECK,S_CUTB(f)::R(B)+B(A)
      • P(b);CHECK,S_CUTB(f)::R(B)+B(A)
      • R(c);N_GUARD::QAR1(C),XR(c)
      • B(f);S_CUTR(c)::QAR1(C)
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