MESON Chess Problem Database

Problem Display
PID: 18228 (8/3p4/B2P1p2/nrp1pP2/1pk1p3/4Qb2/p2Rp3/B1N1K3 w - - 0 1)

Kardos, Tivadar

Comm., Magyar Sakkelet, 1954

8/3p4/B2P1p2/nrp1pP2/1pk1p3/4Qb2/p2Rp3/B1N1K3

#2

8 + 12

6480 Tividar Kardos: 200 ausgewahlte Schachprobleme 1983

SOLUTION

  • SOUND
  • Sets
    • 1...Bh1
      • 2.Qxe2#
    • 1...Bg2
      • 2.Qxe2#
    • 1...Bg4
      • 2.Qxe4#
    • 1...Bh5
      • 2.Qxe4#
    • 1...Sb3
      • 2.Qxb3#
    • 1...Sc6
      • 2.Qb3#
    • 1...Sb7
      • 2.Qb3#
    • 1...b3
      • 2.Qc3#
  • Tries
    • 1.Rd5?
      • threat
        • 2.Rxc5#
        • 2.Qxc5#
      • 1...b3
        • 2.Qxc5#
      • 1...Sb3
        • 2.Qxb3#
      • 1...Sb7
        • 2.Qb3#
      • 1...Kxd5!
    • 1.Qxf3?
      • threat
        • 2.Qxe2#
        • 2.Qxe4#
      • 1...b3
        • 2.Qxe4#
        • 2.Qc3#
      • 1...Sb3
        • 2.Qxe2#
        • 2.Qxb3#
      • 1...Sc6
        • 2.Qxe2#
        • 2.Qb3#
      • 1...e3
        • 2.Rc2#
        • 2.Qxe2#
        • 2.Qe4#
        • 2.Qd5#
      • 1...exf3!
  • Keys
    • 1.Sd3!
      • threat
        • 2.Sb2#
      • 1...Kb3
        • 2.Sb2#
      • 1...Kd5
        • 2.Sxe5#
      • 1...exd3
        • 2.Qxd3#
      • 1...b3
        • 2.Qxc5#

FEATURES

  • Static
    • TYPE = BLOCK_THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 3
    • REMOVED MATES = 7
  • Sets
    • B(c);N_GUARD::QAB(E),XP(b)
    • B(c);N_GUARD::QAR2(E),XP(f)
    • S(g);N_GUARD::QAB1(E),XS(g)
    • S(g);N_GUARD::QAB1(E)
    • P(d);N_GUARD::QAR1(E)
  • Tries
    • Try
      • R(D);
      • Threat
        • DUALS(2)
      • Vars
        • P(d);::QAR1(E),XP(i)
        • S(g);N_GUARD::QAB1(E),XS(g)
        • S(g);N_GUARD::QAB1(E)
      • Refutation
        • K(e);N_SPINR(h),S_FLIGHT,XR(D)
    • Try
      • Q(E);XB(c)
      • Threat
        • DUALS(2)
      • Refutation
        • P(f);XQ(E)
  • Actual
    • S(B);
    • Threat
      • S(B)
    • Vars
      • K(e);N_SPINR(h),S_FLIGHT::QAR(E)+S(B)
      • K(e);N_SPINR(h),S_FLIGHT::R(D)+S(B),XP(j)
      • P(f);OGATE,XS(B)::QAB1(E),XP(f)
      • P(d);SBLOCK::QAR1(E),XP(i)
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