MESON Chess Problem Database

Problem Display
PID: 149183 (8/6q1/N1PRn3/1B2pp2/p4b2/K1kp2r1/P1pp1Q2/2r2N2 w - - 0 1)

Diaz, Walter Alejandro

5th Place, Match: Argentina - Italy, 2009

8/6q1/N1PRn3/1B2pp2/p4b2/K1kp2r1/P1pp1Q2/2r2N2

#2

8 + 12

4901 Best Problems 2010
15148 Sadier Collection 2013

SOLUTION

  • SOUND
  • Sets
    • 1...Rg1
      • 2.Rxd3#
    • 1...Rg2
      • 2.Rxd3#
    • 1...Re3
      • 2.Qxd2#
    • 1...Rg4
      • 2.Rxd3#
    • 1...Rg5
      • 2.Rxd3#
    • 1...Rg6
      • 2.Rxd3#
    • 1...Be3
      • 2.Rxd3#
    • 1...Sc5
      • 2.Qxc5#
    • 1...Sg5
      • 2.Qc5#
    • 1...Sc7
      • 2.Qc5#
    • 1...Sd8
      • 2.Qc5#
    • 1...Sf8
      • 2.Qc5#
  • Tries
    • 1.Se3?
      • threat
        • 2.Sd5#
        • 2.Rxd3#
      • 1...Bxe3
        • 2.Rxd3#
      • 1...d1Q
        • 2.Sd5#
      • 1...d1R
        • 2.Sd5#
      • 1...Qf8
        • 2.Sd5#
      • 1...Qd7
        • 2.Sd5#
      • 1...Qe7
        • 2.Sd5#
      • 1...Sd4
        • 2.Sd5#
      • 1...Sc5
        • 2.Sd5#
      • 1...Sc7
        • 2.Rxd3#
      • 1...e4
        • 2.Sd5#
      • 1...Rxe3!
    • 1.Sc5?
      • threat
        • 2.Sxa4#
      • 1...Sxc5
        • 2.Qxc5#
      • 1...Qa7!
    • 1.Sc7?
      • threat
        • 2.Sd5#
      • 1...Sxc7
        • 2.Qc5#
      • 1...Re3
        • 2.Qxd2#
      • 1...Be3
        • 2.Rxd3#
      • 1...Qxc7!
  • Keys
    • 1.Sb4!
      • threat
        • 2.Sd5#
      • 1...Re3
        • 2.Qxd2#
      • 1...Be3
        • 2.Rxd3#
      • 1...Sc7
        • 2.Qc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 9
  • Sets
    • R(f);N_GUARD::R1(H),XP(e)
    • R(f);S_CUTB(h)::QAB1(C),XP(c)
    • B(h);S_CUTR(f)::R1(H),XP(e)
    • S(k);N_GUARD::QAR2(C),XS(k)
    • S(k);N_GUARD::QAR2(C)
  • Tries
    • Try
      • S(A);
      • Threat
        • DUALS(2)
      • Vars
        • B(h);XS(A)::R1(H),XP(e)
        • P(c);::S(A)
        • Q(l);P_PINR(H)::S(A)
        • Q(l);::S(A)
        • S(k);::S(A)
        • S(k);::R1(H),XP(e)
        • P(i);::S(A)
      • Refutation
        • R(f);XS(A)
    • Try
      • S(F);
      • Threat
        • S(F),XP(g)
      • Vars
        • S(k);OGATE,XS(F)::QAR2(C),XS(k)
      • Refutation
        • Q(l);
    • Try
      • S(F);
      • Threat
        • S(F)
      • Vars
        • S(k);N_GUARD,XS(F)::QAR2(C)
        • R(f);S_CUTB(h)::QAB1(C),XP(c)
        • B(h);S_CUTR(f)::R1(H),XP(e)
      • Refutation
        • Q(l);XS(F)
  • Actual
    • S(F);
    • Threat
      • S(F)
    • Vars
      • R(f);S_CUTB(h)::QAB1(C),XP(c)
      • B(h);S_CUTR(f)::R1(H),XP(e)
      • S(k);N_GUARD::QAR2(C)
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