MESON Chess Problem Database

Problem Display
PID: 140870 (8/8/8/8/4K3/2p2N2/4kp2/7Q w - - 0 1)

Svetec, Srdan

Liga Problemista, 1980/2

8/8/8/8/4K3/2p2N2/4kp2/7Q

#2

3 + 3

6490 yacpdb 2011
5454 Near Snap 2022

SOLUTION

  • SOUND
  • Tries
    • 1.Qb1?
      • threat
        • 2.Qd3#
      • 1...f1Q
        • 2.Qc2#
      • 1...f1S
        • 2.Qe1#
      • 1...f1B
        • 2.Qc2#
        • 2.Qe1#
      • 1...f1R
        • 2.Qc2#
      • 1...c2!
  • Keys
    • 1.Qc1!
      • threat
        • 2.Sd4#
      • 1...f1Q
        • 2.Qc2#
      • 1...f1S
        • 2.Qe1#
      • 1...f1B
        • 2.Qe1#
        • 2.Qc2#
      • 1...f1R
        • 2.Qc2#

Anticipated by 205525(1925)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);
      • Threat
        • QAB1(A)
      • Vars
        • P(b);SBLOCK::QAR2(A)
        • P(b);N_GUARD::QAR1(A)
      • Refutation
        • P(c);
  • Actual
    • Q(A);
    • Threat
      • S(B)
    • Vars
      • P(b);SBLOCK::QAR2(A)
      • P(b);N_GUARD::QAR1(A)
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