MESON Chess Problem Database

Problem Display
PID: 161611 (8/8/8/8/8/8/2KPkp1n/4N2Q w - - 0 1)

Andreev, Aleksandr Grigorevich

Kuban segodniya, 1996

8/8/8/8/8/8/2KPkp1n/4N2Q

#2

4 + 3

15148 Sadier Collection 2017

SOLUTION

  • SOUND
  • Sets
    • 1...fxe1R
      • 2.Qg2#
  • Keys
    • 1.Sd3!
      • threat
        • 2.Sc1#
        • 2.Sf4#
        • 2.Qd1#
      • 1...f1Q
        • 2.Qe4#
      • 1...f1S
        • 2.Qg2#
      • 1...f1B
        • 2.Qe4#
      • 1...f1R
        • 2.Qe4#
      • 1...Sf1
        • 2.Qh5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 1
  • Sets
    • P(b);OGATEB,SBLOCK,XS(A)::QAR2(B)
  • Actual
    • S(A);
    • Threat
      • DUALS(3)
    • Vars
      • P(b);SBLOCK::QAR2(B)
      • P(b);OGATEB::QAR2(B)
      • S(c);OGATE,SBLOCK::QAB(B)
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