MESON Chess Problem Database

Problem Display
PID: 31182 (8/2KQ3p/4P3/4P3/2p1kPp1/2pR2P1/7r/3B4 w - - 0 1)

Trcala, Stanislav

Nove parizske mody, 1902

8/2KQ3p/4P3/4P3/2p1kPp1/2pR2P1/7r/3B4

#2

8 + 6

3437 Stanislav Trcala Sachovy odkaz 1999

SOLUTION

  • SOUND
  • Sets
    • 1...Ra2
      • 2.Qxh7#
    • 1...Rb2
      • 2.Qxh7#
    • 1...Rc2
      • 2.Qxh7#
    • 1...Rd2
      • 2.Qxh7#
    • 1...Re2
      • 2.Qxh7#
    • 1...Rf2
      • 2.Qxh7#
    • 1...Rg2
      • 2.Qxh7#
    • 1...h5
      • 2.Qh7#
    • 1...h6
      • 2.Qh7#
  • Tries
    • 1.Bf3+?
      • 1...Kf5
        • 2.Qf7#
      • 1...gxf3!
    • 1.Re3+?
      • 1...Kf5
        • 2.Qf7#
      • 1...Kxe3!
    • 1.Rd4+?
      • 1...Kf5
        • 2.Qf7#
      • 1...Ke3!
  • Keys
    • 1.Bc2!
      • 1...Kf5
        • 2.Rd2#
      • 1...Rxc2
        • 2.Qxh7#
      • 1...cxd3
        • 2.Qxd3#
      • 1...Rh1
        • 2.Rxc3#
      • 1...Rd2
        • 2.Qxh7#
      • 1...Re2
        • 2.Qxh7#
      • 1...Rf2
        • 2.Qxh7#
      • 1...Rg2
        • 2.Qxh7#
      • 1...Rh3
        • 2.Rxc3#
      • 1...Rh4
        • 2.Rxc3#
      • 1...Rh5
        • 2.Rxc3#
      • 1...Rh6
        • 2.Rxc3#
      • 1...h5
        • 2.Qh7#
      • 1...h6
        • 2.Qh7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 2
  • Sets
    • R(a);N_GUARD::QAB(H),XP(f)
    • P(f);S_CUTR(a)::QAB(H)
  • Tries
    • Try
      • B(A);CHECK
      • Vars
        • K(d);S_FLIGHT::QAR2(H)
      • Refutation
        • P(e);XB(A)
    • Try
      • R(B);CHECK
      • Vars
        • K(d);S_FLIGHT::QAR2(H)
      • Refutation
        • K(d);P-FLIGHT,XR(B)
    • Try
      • R(B);CHECK
      • Vars
        • K(d);S_FLIGHT::QAR2(H)
      • Refutation
        • K(d);P-FLIGHT
  • Actual
    • B(A);
    • Vars
      • K(d);S_FLIGHT::B(A)+R(B)
      • R(a);N_GUARD,XB(A)::QAB(H),XP(f)
      • P(c);OGATE,P_SPINP(c),XR(B)::QAB1(H),XP(c)
      • R(a);N_GUARD::B(A)+R(B),XP(b)
      • R(a);N_GUARD::QAB(H),XP(f)
      • P(f);S_CUTR(a)::QAB(H)
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