MESON Chess Problem Database

Problem Display
PID: 104663 (7B/2p2p2/2R2r2/2N5/3kP3/Kp2p3/1pr1P2Q/1B6 w - - 0 1)

Velimirovic, Milan

Mezija, 1999

7B/2p2p2/2R2r2/2N5/3kP3/Kp2p3/1pr1P2Q/1B6

#2

8 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Kc3
      • 2.Sxb3#
    • 1...Rc1
      • 2.Sxb3#
    • 1...Rd2
      • 2.Sxb3#
    • 1...Rxe2
      • 2.Sxb3#
    • 1...Rc4
      • 2.Bxf6#
  • Tries
    • 1.Qe5+?
      • 1...Kc4
        • 2.Se6#
      • 1...Kxe5!
    • 1.Qd6+?
      • 1...Kc3
        • 2.Sxb3#
        • 2.Sa4#
        • 2.Sa6#
        • 2.Se6#
        • 2.Sb7#
        • 2.Sd7#
        • 2.Qd3#
      • 1...Kc4
        • 2.Qd3#
      • 1...cxd6!
  • Keys
    • 1.Qh5!
      • 1...Kc3
        • 2.Sxb3#
      • 1...Kc4
        • 2.Se6#
      • 1...Rxe2
        • 2.Sxb3#
      • 1...Rxc5
        • 2.Qxc5#
      • 1...Rc1
        • 2.Sxb3#
      • 1...Rd2
        • 2.Sxb3#
      • 1...Rc3
        • 2.Qd5#
      • 1...Rc4
        • 2.Bxf6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • K(e);S_FLIGHT::R(G)+S(F),XP(c)
    • R(b);::S(F),XP(c)
    • R(b);XP(B)::S(F),XP(c)
    • R(b);SBLOCK::B(H),XR(f)
  • Tries
    • Try
      • Q(C);CHECK,N_PINR(f)
      • Vars
        • K(e);P-FLIGHT::R(G)+S(F)
      • Refutation
        • K(e);P_SPINR(f),S_FLIGHT,XQ(C)
    • Try
      • Q(C);CHECK
      • Vars
        • K(e);N_SPINR(f),OGATE,P-FLIGHT::QAB1(C)
      • Refutation
        • P(g);XQ(C)
  • Actual
    • Q(C);
    • Vars
      • K(e);S_FLIGHT::R(G)+S(F),XP(c)
      • K(e);N_SPINR(f),P-FLIGHT::R(G)+S(F)
      • R(b);XP(B)::S(F),XP(c)
      • R(b);OGATE,XS(F)::QAB1(C),XR(b)
      • R(b);::S(F),XP(c)
      • R(b);SBLOCK::QAR1(C)
      • R(b);SBLOCK::B(H),XR(f)
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