MESON Chess Problem Database

Problem Display
PID: 158702 (7B/P4p1Q/7K/5P2/8/1p2k2N/1R1Np3/nBbb4 w - - 0 1)

Monteiro da Silveira, Jose Luis

4th Prize, Magyar Sakkvilag Fleck TT, 1936

7B/P4p1Q/7K/5P2/8/1p2k2N/1R1Np3/nBbb4

#2

9 + 7

133 The Problemist Supplement 2015

SOLUTION

  • SOUND
  • Keys
    • 1.Qg7!
      • threat
        • 2.Qc3#
        • 2.Qd4#
        • 2.Qe5#
        • 2.Qg1#
        • 2.Qg3#
        • 2.Qg5#
      • 1...Bxb2
        • 2.Qg5#
      • 1...Bxd2
        • 2.Qg3#
      • 1...Bc2
        • 2.Qd4#
      • 1...Sc2
        • 2.Qc3#
      • 1...e1Q
        • 2.Qe5#
      • 1...e1S
        • 2.Qe5#
      • 1...e1B
        • 2.Qe5#
      • 1...e1R
        • 2.Qe5#
      • 1...f6
        • 2.Qg1#

There are these versions: 158703

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(H);
    • Threat
      • DUALS(6)
    • Vars
      • B(b);XR(B)::QAB(H)
      • B(b);XS(C)::QAR2(H)
      • B(c);::QAB1(H)
      • S(a);::QAR2(H)
      • P(d);::QAR2(H)
      • P(g);::QAB(H)
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