MESON Chess Problem Database

Problem Display
PID: 74999 (8/4B3/4N3/r7/1p2N2p/1p2kP1K/bR2P2R/r6Q w - - 0 1)

Tabidze, Otar

Source?, 1978

8/4B3/4N3/r7/1p2N2p/1p2kP1K/bR2P2R/r6Q

#2

9 + 7

6160 A Chess Philosophy of Otar Tabidze 1999

SOLUTION

  • SOUND
  • Sets
    • 1...Rc1
      • 2.Qxc1#
    • 1...Rg1
      • 2.Qxg1#
    • 1...Ra3
      • 2.Bc5#
      • 2.Bg5#
    • 1...Ra4
      • 2.Bc5#
      • 2.Bg5#
    • 1...Rc5
      • 2.Bxc5#
    • 1...Rg5
      • 2.Bxg5#
    • 1...Ra6
      • 2.Bc5#
      • 2.Bg5#
    • 1...Ra7
      • 2.Bc5#
      • 2.Bg5#
    • 1...Ra8
      • 2.Bc5#
      • 2.Bg5#
    • 1...Bb1
      • 2.Qc1#
      • 2.Qg1#
  • Tries
    • 1.Sd2?
      • threat
        • 2.Sc4#
      • 1...Rc5
        • 2.Bxc5#
      • 1...Rc1!
    • 1.Sf2?
      • threat
        • 2.Sg4#
      • 1...Rg5
        • 2.Bxg5#
      • 1...Rg1!
    • 1.Sd6?
      • threat
        • 2.Sc4#
      • 1...Rc1
        • 2.Qxc1#
      • 1...Rc5!
    • 1.Sf6?
      • threat
        • 2.Sg4#
      • 1...Rg1
        • 2.Qxg1#
      • 1...Rg5!
    • 1.Rb1?
      • threat
        • 2.Qc1#
        • 2.Qg1#
      • 1...Rc5
        • 2.Bxc5#
        • 2.Qg1#
      • 1...Rd5
        • 2.Qg1#
      • 1...Rg5
        • 2.Bxg5#
        • 2.Qc1#
      • 1...b2
        • 2.Qg1#
      • 1...Rxb1!
    • 1.Qxa1?
      • threat
        • 2.Qc1#
        • 2.Qg1#
      • 1...Rc5
        • 2.Bxc5#
        • 2.Qg1#
      • 1...Rd5
        • 2.Qg1#
      • 1...Rg5
        • 2.Bxg5#
        • 2.Qc1#
      • 1...Bb1!
    • 1.Qe1?
      • threat
        • 2.Qd2#
        • 2.Qf2#
      • 1...Rd1
        • 2.Qf2#
      • 1...Rd5
        • 2.Qf2#
      • 1...Rxe1!
  • Keys
    • 1.S4c5!
      • threat
        • 2.Bg5#
      • 1...Rxc5
        • 2.Bxc5#
      • 1...Rg1
        • 2.Qxg1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 2
  • Sets
    • R(a);N_GUARD::QAB(A),XR(a)
    • R(g);N_GUARD::B(I),XR(g)
  • Tries
    • Try
      • S(G);
      • Threat
        • S(G)
      • Vars
        • R(g);N_GUARD::B(I),XR(g)
      • Refutation
        • R(a);
    • Try
      • S(G);
      • Threat
        • S(G)
      • Vars
        • R(g);N_GUARD::B(I),XR(g)
      • Refutation
        • R(a);
    • Try
      • S(G);
      • Threat
        • S(G)
      • Vars
        • R(a);N_GUARD::QAB(A),XR(a)
      • Refutation
        • R(g);
    • Try
      • S(G);
      • Threat
        • S(G)
      • Vars
        • R(a);N_GUARD::QAB(A),XR(a)
      • Refutation
        • R(g);
    • Try
      • R(B);
      • Threat
        • DUALS(2)
      • Vars
        • R(g);::QAB(A)
        • P(c);::QAB(A)
      • Refutation
        • R(a);XR(B)
    • Try
      • Q(A);XR(a)
      • Threat
        • DUALS(2)
      • Vars
        • R(g);::QAB(A)
      • Refutation
        • B(b);
    • Try
      • Q(A);
      • Threat
        • DUALS(2)
      • Vars
        • R(a);::QAB1(A)
        • R(g);::QAB1(A)
      • Refutation
        • R(a);XQ(A)
  • Actual
    • S(G);
    • Threat
      • B(I)
    • Vars
      • R(g);OGATE,XS(G)::B(I),XR(g)
      • R(a);N_GUARD::QAB(A),XR(a)
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