MESON Chess Problem Database

Problem Display
PID: 174084 (7b/8/8/B7/4p3/p1P1Q1p1/1R1Pb3/2Rqk1Kn w - - 0 1)

Svitek, Miroslav

Componist, 2012

7b/8/8/B7/4p3/p1P1Q1p1/1R1Pb3/2Rqk1Kn

#2

7 + 8

SOLUTION

  • SOUND
  • Tries
    • 1.Rbb1?
      • threat
        • 2.Rxd1#
      • 1...Qxc1
        • 2.Rxc1#
      • 1...Sf2!
    • 1.Qxg3+?
      • 1...Sf2
        • 2.Qxf2#
      • 1...Sxg3!
    • 1.d3?
      • threat
        • 2.Rxe2#
        • 2.Qd2#
        • 2.Qxe2#
      • 1...Qxc1
        • 2.Qxe2#
      • 1...Bxc3
        • 2.Bxc3#
        • 2.Rxe2#
        • 2.Qxe2#
      • 1...exd3
        • 2.Qd2#
      • 1...Bd4
        • 2.Rxe2#
        • 2.cxd4#
      • 1...axb2!
  • Keys
    • 1.d4!
      • threat
        • 2.Rxe2#
        • 2.Qd2#
        • 2.Qxe2#
        • 2.c4#
      • 1...Qxc1
        • 2.Qxe2#
      • 1...Bxd4
        • 2.Rxe2#
        • 2.cxd4#
      • 1...axb2
        • 2.c4#
      • 1...exd4 ep
        • 2.Qd2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(C);
      • Threat
        • R1(A),XQ(a)
      • Vars
        • Q(a);OGATE,XR(A)::R(C),XQ(a)
      • Refutation
        • S(c);
    • Try
      • Q(F);CHECK,N_PINB(d),XP(f)
      • Vars
        • S(c);N_GUARD,P_SPINS(c)::QAB1(F),XS(c)
      • Refutation
        • S(c);XQ(F)
    • Try
      • P(D);
      • Threat
        • DUALS(3)
      • Vars
        • Q(a);N_SPINQ(a),XR(A)::QAR1(F),XB(d)
        • P(g);XP(D)::QAB1(F)
      • Refutation
        • P(e);XR(C)
  • Actual
    • P(D);
    • Threat
      • DUALS(4)
    • Vars
      • Q(a);N_SPINQ(a),XR(A)::QAR1(F),XB(d)
      • P(e);XR(C)::B(G)+P(E)
      • P(g);EP,XP(D)::QAB1(F)
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