MESON Chess Problem Database

Problem Display
PID: 74998 (2n1R3/4b3/3p1p2/1P3P2/N3kNP1/K4p2/1Qq1pP1B/1B1b4 w - - 0 1)

Tabidze, Otar

Source?, 1959

2n1R3/4b3/3p1p2/1P3P2/N3kNP1/K4p2/1Qq1pP1B/1B1b4

#2

11 + 9

6160 A Chess Philosophy of Otar Tabidze 1999

SOLUTION

  • SOUND
  • Sets
    • 1...Qd3+
      • 2.Bxd3#
    • 1...Sb6
      • 2.Rxe7#
    • 1...Sa7
      • 2.Rxe7#
    • 1...d5+
      • 2.Sc5#
  • Tries
    • 1.Sc3+?
      • 1...Ke5
        • 2.Sfxe2#
        • 2.Se6#
      • 1...Kd4!
    • 1.Rxc8?
      • threat
        • 2.Rc4#
      • 1...Qd3+
        • 2.Bxd3#
      • 1...d5+!
    • 1.Qxc2+?
      • 1...Kd4
        • 2.Qe4#
        • 2.Qc3#
      • 1...Ke5
        • 2.Qe4#
        • 2.Qb2#
        • 2.Qc3#
      • 1...Bxc2!
  • Keys
    • 1.Se6!
      • threat
        • 2.Qd4#
      • 1...Qd3+
        • 2.Sc3#
      • 1...d5+
        • 2.Sec5#
      • 1...Kd3
        • 2.Qd4#
      • 1...Kd5
        • 2.Qd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 2
    • REMOVED MATES = 2
  • Sets
    • Q(b);CHECK,OGATE::B(A),XQ(b)
    • S(i);N_GUARD::R(K),XB(h)
    • P(f);CHECK,N_GUARD::S(F)
  • Tries
    • Try
      • S(F);CHECK
      • Refutation
        • K(e);N_SPINB(h),N_SPINQ(b),P-FLIGHT
    • Try
      • R(K);N_PINB(h),XS(i)
      • Threat
        • R(K)
      • Vars
        • Q(b);CHECK,OGATE::B(A),XQ(b)
      • Refutation
        • P(f);CHECK
    • Try
      • Q(B);CHECK,XQ(b)
      • Refutation
        • B(a);N_SPINB(h),P_SPINB(a),XQ(B)
  • Actual
    • S(G);N_PINB(h)
    • Threat
      • QAR1(B)
    • Vars
      • Q(b);CHECK::S(F)
      • P(f);CHECK,N_GUARD,SBLOCK::S(G)
      • K(e);S_FLIGHT::QAR1(B)
      • K(e);N_SPINQ(b),S_FLIGHT::QAR1(B)
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