MESON Chess Problem Database

Problem Display
PID: 8095 (3Q3B/1p2p3/2PR1n2/2kpN3/P4P2/KBpP4/8/2R5 w - - 0 1)

Manolescu, Mircea Mihai

2nd Prize, Gvozdjak-30 JT, 1995

3Q3B/1p2p3/2PR1n2/2kpN3/P4P2/KBpP4/8/2R5

#2

11 + 6

5627 Probleme de Sah 1998

SOLUTION

  • SOUND
  • Sets
    • 1...Kd4
      • 2.Qb6#
    • 1...Se4
      • 2.Rxd5#
    • 1...Sg4
      • 2.Rxd5#
    • 1...Sh5
      • 2.Rxd5#
    • 1...Sd7
      • 2.Rxd5#
    • 1...Sh7
      • 2.Rxd5#
    • 1...Se8
      • 2.Rxd5#
    • 1...Sg8
      • 2.Rxd5#
  • Tries
    • 1.Rd1?
      • threat
        • 2.d4#
      • 1...Kd4
        • 2.Qb6#
      • 1...Sd7
        • 2.Rxd5#
      • 1...d4!
    • 1.Qb6+?
      • 1...Kxd6
        • 2.cxb7#
        • 2.c7#
      • 1...Kxb6!
    • 1.cxb7?
      • threat
        • 2.Qb6#
      • 1...Kd4
        • 2.Qb6#
      • 1...Sd7
        • 2.Rxd5#
      • 1...exd6!
  • Keys
    • 1.Sc4!
      • threat
        • 2.Qb6#
      • 1...Kd4
        • 2.Rxd5#
      • 1...dxc4
        • 2.d4#
      • 1...Sd7
        • 2.d4#
      • 1...b6
        • 2.Qxb6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 2
    • REMOVED MATES = 6
  • Sets
    • K(b);N_SPINP(a),P_SPINP(c),S_FLIGHT::QAB(J)
    • S(d);N_GUARD::R1(I),XP(c)
  • Tries
    • Try
      • R(A);N_PINP(a)
      • Threat
        • P(D)
      • Vars
        • K(b);P_SPINP(c),S_FLIGHT::QAB(J)
        • S(d);N_GUARD::R1(I),XP(c)
      • Refutation
        • P(c);
    • Try
      • Q(J);CHECK
      • Refutation
        • K(b);N_SPINP(a),S_FLIGHT,XQ(J)
    • Try
      • P(H);XP(e)
      • Threat
        • QAB1(J)
      • Vars
        • K(b);N_SPINP(a),P_SPINP(c),S_FLIGHT::QAB(J)
        • S(d);N_GUARD::R1(I),XP(c)
      • Refutation
        • P(f);XR(I)
  • Actual
    • S(G);N_PINP(a)
    • Threat
      • QAB1(J)
    • Vars
      • K(b);P_SPINP(c),P_SPINS(d),S_FLIGHT::R1(I),XP(c)
      • P(c);XS(G)::P(D)
      • S(d);::P(D)
      • P(e);::QAB1(J),XP(e)
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