MESON Chess Problem Database

Problem Display
PID: 78887 (2R1R3/bP1p3b/1p3ppQ/1pNkNp2/6p1/p2K2P1/r1P1P2r/8 w - - 0 1)

Pituk, Alexander

Umenie 64, 1999

2R1R3/bP1p3b/1p3ppQ/1pNkNp2/6p1/p2K2P1/r1P1P2r/8

#2

10 + 13

SOLUTION

  • SOUND
  • Tries
    • 1.Qe3?
      • threat
        • 2.Qd4#
      • 1...Kd6
        • 2.Qd4#
      • 1...fxe5
        • 2.Qxe5#
      • 1...bxc5!
    • 1.Qf4?
      • threat
        • 2.Qd4#
      • 1...Kd6
        • 2.Qd4#
      • 1...fxe5
        • 2.Qxe5#
      • 1...bxc5!
    • 1.Qg7?
      • threat
        • 2.Qxd7#
      • 1...Kd6
        • 2.Qxd7#
      • 1...d6
        • 2.Qf7#
      • 1...Bb8!
    • 1.c4+?
      • 1...Kd6
        • 2.Sf7#
        • 2.Qf8#
      • 1...bxc4+!
    • 1.e4+?
      • 1...Kd6
        • 2.Sf7#
        • 2.Qf8#
      • 1...fxe4+!
  • Keys
    • 1.Qd2!
      • threat
        • 2.Kc3#
        • 2.Ke3#
      • 1...Kd6
        • 2.Kc3#
        • 2.Ke3#
      • 1...Rxc2
        • 2.Kxc2#
      • 1...Rxe2
        • 2.Kxe2#
      • 1...bxc5
        • 2.Ke3#
      • 1...fxe5
        • 2.Kc3#
      • 1...b4
        • 2.Ke3#
      • 1...f4
        • 2.Kc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(G);
      • Threat
        • QAR1(G)
      • Vars
        • K(f);P-FLIGHT::QAR2(G)
        • P(i);OGATE,XS(F)::QAR1(G),XP(i)
      • Refutation
        • P(h);XS(E)
    • Try
      • Q(G);
      • Threat
        • QAR1(G)
      • Vars
        • K(f);P-FLIGHT::QAR2(G)
        • P(i);OGATE,XS(F)::QAR1(G),XP(i)
      • Refutation
        • P(h);XS(E)
    • Try
      • Q(G);
      • Threat
        • QAR2(G),XP(l)
      • Vars
        • K(f);P-FLIGHT::QAR1(G),XP(l)
        • P(l);SBLOCK::QAB(G)
      • Refutation
        • B(k);
    • Try
      • P(A);CHECK
      • Refutation
        • P(e);CHECK,XP(A)
    • Try
      • P(B);CHECK
      • Refutation
        • P(g);CHECK,XP(B)
  • Actual
    • Q(G);
    • Threat
      • DUALS(2)
    • Vars
      • R(a);XP(A)::QAR(G)+K(C),XR(a)
      • R(b);XP(B)::QAR(G)+K(C),XR(b)
      • P(h);XS(E)::QAR(G)+K(C)
      • P(i);XS(F)::QAR(G)+K(C)
      • P(e);::QAR(G)+K(C)
      • P(g);::QAR(G)+K(C)
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