MESON Chess Problem Database

Problem Display
PID: 198636 (n7/8/4p1Bp/r3k2n/1N2N3/8/4PB1K/b1Q5 w - - 0 1)

Vetesnik, Ladislav

Slovensky vychod, 1921

n7/8/4p1Bp/r3k2n/1N2N3/8/4PB1K/b1Q5

#2

7 + 7

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Rd5
      • 2.Sc6#
    • 1...Sb6
      • 2.Qc7#
    • 1...Sc7
      • 2.Qxc7#
  • Tries
    • 1.Qd2?
      • threat
        • 2.Sc6#
        • 2.Qd6#
      • 1...Rc5
        • 2.Qd6#
      • 1...Rd5
        • 2.Sc6#
      • 1...Bd4
        • 2.Bxd4#
      • 1...Ra6!
  • Keys
    • 1.e3!
      • 1...Ra2
        • 2.Qc5#
      • 1...Ra3
        • 2.Qc5#
      • 1...Ra4
        • 2.Qc5#
      • 1...Rb5
        • 2.Qxa1#
      • 1...Rc5
        • 2.Qxc5#
      • 1...Rd5
        • 2.Sc6#
      • 1...Ra6
        • 2.Qc5#
      • 1...Ra7
        • 2.Qc5#
      • 1...Bb2
        • 2.Qxb2#
      • 1...Bc3
        • 2.Qxc3#
      • 1...Bd4
        • 2.exd4#
      • 1...Sg3
        • 2.Bxg3#
      • 1...Sf4
        • 2.exf4#
      • 1...Sf6
        • 2.Bg3#
      • 1...Sg7
        • 2.Bg3#
      • 1...Sb6
        • 2.Qc7#
      • 1...Sc7
        • 2.Qxc7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 14
    • REMOVED MATES = 0
  • Sets
    • R(b);SBLOCK::S(E)
    • S(g);N_GUARD::QAB(A)
    • S(g);N_GUARD::QAB(A),XS(g)
  • Tries
    • Try
      • Q(A);
      • Threat
        • DUALS(2)
      • Vars
        • R(b);::QAB1(A)
        • R(b);::S(E)
        • B(a);N_GUARD::B(C),XB(a)
      • Refutation
        • R(b);
  • Actual
    • P(B);
    • Vars
      • R(b);N_GUARD,P_PINB(C)::QAR2(A)
      • R(b);N_GUARD::QAR2(A)
      • R(b);N_GUARD::QAB(A),XB(a)
      • R(b);N_GUARD::QAR2(A),XR(b)
      • R(b);SBLOCK::S(E)
      • B(a);N_GUARD::QAB(A),XB(a)
      • B(a);OGATE::P(B),XB(a)
      • S(d);N_GUARD::B(C),XS(d)
      • S(d);OGATE::P(B),XS(d)
      • S(d);N_GUARD::B(C)
      • S(g);N_GUARD::QAB(A)
      • S(g);N_GUARD::QAB(A),XS(g)
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