MESON Chess Problem Database

Problem Display
PID: 70718 (8/4N3/p2B4/bp1Np1Kp/1Rrk2bR/5P2/3PP3/8 w - - 0 1)

Prete, Rodolfo

HM., Il Due Mosse 17. TT, 1962

8/4N3/p2B4/bp1Np1Kp/1Rrk2bR/5P2/3PP3/8

#2

9 + 8

SOLUTION

  • SOUND
  • Tries
    • 1.Sb6?
      • threat
        • 2.Sf5#
        • 2.Sc6#
      • 1...Bxb4
        • 2.Sf5#
      • 1...e4
        • 2.Sc6#
      • 1...Bxb6!
    • 1.Sf6?
      • threat
        • 2.Sf5#
        • 2.Sc6#
      • 1...Bxb4
        • 2.Sf5#
      • 1...e4
        • 2.Sc6#
      • 1...Rxb4!
    • 1.Rxg4+?
      • 1...e4
        • 2.Rxe4#
      • 1...hxg4!
  • Keys
    • 1.Se3!
      • threat
        • 2.Sc2#
        • 2.S3f5#
        • 2.S7f5#
        • 2.Sc6#
      • 1...Rxb4
        • 2.S7f5#
        • 2.Sc6#
      • 1...Bxb4
        • 2.S3f5#
        • 2.S7f5#
      • 1...Bd8
        • 2.Sc2#
        • 2.Sf5#
      • 1...e4
        • 2.Sc2#
        • 2.Sc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(F);
      • Threat
        • DUALS(2)
      • Vars
        • B(d);N_SPINR(a),XR(D)::S(I)
        • P(f);N_SPINB(c)::S(I)
      • Refutation
        • B(d);XS(F)
    • Try
      • S(F);
      • Threat
        • DUALS(2)
      • Vars
        • B(d);N_SPINR(a),XR(D)::S(I)
        • P(f);N_SPINB(c)::S(I)
      • Refutation
        • R(a);N_SPINR(a),XR(D)
    • Try
      • R(E);CHECK,XB(c)
      • Vars
        • P(f);P_SPINP(f)::R1(E),XP(f)
      • Refutation
        • P(g);XR(E)
  • Actual
    • S(F);
    • Threat
      • DUALS(4)
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