MESON Chess Problem Database

Problem Display
PID: 57835 (4b1r1/4R3/2pp4/4P1N1/1P1k1B1R/2ppN1Kp/3p2P1/7Q w - - 0 1)

Paslack, Rainer

idee & form, 2004

4b1r1/4R3/2pp4/4P1N1/1P1k1B1R/2ppN1Kp/3p2P1/7Q

#2

10 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Rxg5+
      • 2.Bxg5#
    • 1...c2
      • 2.Qa1#
  • Tries
    • 1.gxh3?
      • threat
        • 2.Qe4#
      • 1...Rxg5+
        • 2.Bxg5#
      • 1...c2
        • 2.Qa1#
      • 1...Bg6
        • 2.Se6#
      • 1...d5!
  • Keys
    • 1.exd6!
      • threat
        • 2.Re4#
      • 1...Rxg5+
        • 2.Bxg5#
      • 1...c2
        • 2.Qa1#
      • 1...Bg6
        • 2.Sf3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • R(i);CHECK,OGATE,XS(I)::R(G)+B(F),XR(i)
    • P(b);OGATEB::QAB(A)
  • Tries
    • Try
      • P(B);XP(d)
      • Threat
        • QAR1(A)
      • Vars
        • R(i);CHECK,OGATE,XS(I)::R(G)+B(F),XR(i)
        • P(b);OGATEB::QAB(A)
        • B(h);N_PINS(I)::S(I)
      • Refutation
        • P(g);
  • Actual
    • P(H);XP(g)
    • Threat
      • R1(J)
    • Vars
      • R(i);CHECK,OGATE,XS(I)::R(G)+B(F),XR(i)
      • P(b);OGATEB::QAB(A)
      • B(h);N_PINS(I)::S(I)
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