MESON Chess Problem Database

Problem Display
PID: 150812 (1Bn5/8/3P1p1r/RN3p1B/2P1kp2/KnQR2q1/6N1/8 w - - 0 1)

Akobiya, Yuri

Source?, 1999

1Bn5/8/3P1p1r/RN3p1B/2P1kp2/KnQR2q1/6N1/8

#2

10 + 8

15148 Sadier Collection 2014

SOLUTION

  • SOUND
  • Sets
    • 1...Qe1
      • 2.Bf3#
    • 1...Qh2
      • 2.Bf3#
    • 1...Qh4
      • 2.Bf3#
    • 1...Qf3
      • 2.Bxf3#
    • 1...Qg5
      • 2.Bf3#
    • 1...Qg6
      • 2.Bf3#
    • 1...Qg7
      • 2.Bf3#
    • 1...Qg8
      • 2.Bf3#
    • 1...Sa1
      • 2.Qd4#
    • 1...Sc1
      • 2.Qd4#
    • 1...Sd2
      • 2.Qd4#
    • 1...Sd4
      • 2.Qxd4#
    • 1...Sxa5
      • 2.Qd4#
    • 1...Sc5
      • 2.Qd4#
    • 1...Sxd6
      • 2.Sxd6#
    • 1...f3
      • 2.Re3#
  • Keys
    • 1.Rxg3!
      • threat
        • 2.Bf3#
        • 2.Qe1#
      • 1...Rxh5
        • 2.Qe1#
      • 1...fxg3
        • 2.Bf3#
        • 2.Qe3#
      • 1...Sd4
        • 2.Qxd4#
      • 1...Sc1
        • 2.Bf3#
        • 2.Qd4#
      • 1...Sd2
        • 2.Qd4#
      • 1...f3
        • 2.Bxf3#
        • 2.Qe3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 14
  • Sets
    • Q(b);N_GUARD::B(H)
    • Q(b);N_GUARD::B(H),XQ(b)
    • S(a);N_GUARD::QAR1(C)
    • S(a);N_GUARD::QAR1(C),XS(a)
    • S(a);N_GUARD,XR(F)::QAR1(C)
    • S(h);XP(I)::S(G),XS(h)
    • P(d);N_GUARD,S_CUTQ(b)::R1(D)
  • Actual
    • R(D);XQ(b)
    • Threat
      • DUALS(2)
    • Vars
      • R(g);XB(H)::QAR(C)
      • S(a);N_GUARD::QAR1(C),XS(a)
      • S(a);N_GUARD::QAR1(C)
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