MESON Chess Problem Database

Problem Display
PID: 168573 (4RQ2/5Bpr/2p5/B1PN3p/P2kpp2/3b4/3R2P1/4K3 w - - 0 1)

Rimkus, Mecislovas

Sachmatija, 2011

4RQ2/5Bpr/2p5/B1PN3p/P2kpp2/3b4/3R2P1/4K3

#2

10 + 8

SOLUTION

  • SOUND
  • Tries
    • 1.Sc3?
      • threat
        • 2.Rxe4#
      • 1...e3
        • 2.Se2#
        • 2.Re4#
        • 2.Qd6#
      • 1...Ke3!
    • 1.Se3?
      • threat
        • 2.Sc2#
        • 2.Sf5#
      • 1...fxe3
        • 2.Qd6#
      • 1...g6
        • 2.Sc2#
      • 1...Kxe3!
    • 1.Se7?
      • threat
        • 2.Sf5#
      • 1...Ke3
        • 2.Sf5#
      • 1...Kxc5
        • 2.Sf5#
      • 1...Ke5
        • 2.Bc3#
      • 1...g6!
  • Keys
    • 1.Sb4!
      • threat
        • 2.Sc2#
      • 1...Kc3
        • 2.Sxc6#
      • 1...Ke3
        • 2.Rxd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(G);
      • Threat
        • R1(I),XP(c)
      • Refutation
        • K(b);N_SPINB(a),P_SPINP(c),S_FLIGHT
    • Try
      • S(G);
      • Threat
        • DUALS(2)
      • Vars
        • P(d);SBLOCK,XS(G)::QAR2(J)
        • P(g);::S(G)
      • Refutation
        • K(b);N_SPINB(a),P_SPINP(c),S_FLIGHT,XS(G)
    • Try
      • S(G);
      • Threat
        • S(G)
      • Vars
        • K(b);N_SPINB(a),S_FLIGHT::S(G)
        • K(b);N_SPINB(a),S_FLIGHT,XP(F)::QAB(J)+S(G)
        • K(b);N_SPINB(a),S_FLIGHT::B(E)
      • Refutation
        • P(g);
  • Actual
    • S(G);
    • Threat
      • S(G)
    • Vars
      • K(b);N_SPINB(a),S_FLIGHT::B(E)+S(G),XP(f)
      • K(b);N_SPINB(a),P_SPINP(c),S_FLIGHT::R1(B),XB(a)
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