MESON Chess Problem Database

Problem Display
PID: 99089 (2R5/5N2/3p4/8/1P1k1n2/1P3P2/3KP3/8 w - - 0 1)

Dukic, Milenko

Sakkelet, 1995

2R5/5N2/3p4/8/1P1k1n2/1P3P2/3KP3/8

#2

7 + 3

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Sd5
      • 2.Rc4#
    • 1...d5
      • 2.e3#
  • Tries
    • 1.Rc3?
      • 1...Sxe2
        • 2.Rd3#
      • 1...Sg2
        • 2.Rd3#
      • 1...Sd3
        • 2.Rxd3#
      • 1...Sh3
        • 2.Rd3#
      • 1...Sd5
        • 2.Rd3#
        • 2.Rc4#
      • 1...Sh5
        • 2.Rd3#
      • 1...Se6
        • 2.Rd3#
      • 1...Sg6
        • 2.Rd3#
      • 1...d5
        • 2.e3#
      • 1...Kd5!
    • 1.Rd8?
      • 1...Kd5
        • 2.Rxd6#
      • 1...Sxe2
        • 2.Rxd6#
      • 1...Sg2
        • 2.Rxd6#
      • 1...Sd3
        • 2.Rxd6#
      • 1...Sh3
        • 2.Rxd6#
      • 1...Sh5
        • 2.Rxd6#
      • 1...Se6
        • 2.Rxd6#
      • 1...Sg6
        • 2.Rxd6#
      • 1...d5
        • 2.e3#
      • 1...Sd5!
  • Keys
    • 1.Rc6!
      • 1...Kd5
        • 2.Rxd6#
      • 1...Sxe2
        • 2.Rxd6#
      • 1...Sg2
        • 2.Rxd6#
      • 1...Sd3
        • 2.Rxd6#
      • 1...Sh3
        • 2.Rxd6#
      • 1...Sd5
        • 2.Rc4#
      • 1...Sh5
        • 2.Rxd6#
      • 1...Se6
        • 2.Rxd6#
      • 1...Sg6
        • 2.Rxd6#
      • 1...d5
        • 2.e3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • S(b);SBLOCK::R1(G)
    • P(c);SBLOCK::P(B)
  • Tries
    • Try
      • R(G);
      • Vars
        • S(b);N_GUARD,XP(B)::R1(G)
        • S(b);N_GUARD::R1(G)
        • S(b);N_GUARD::R1(G),XS(b)
        • P(c);SBLOCK::P(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • R(G);P_PINP(c)
      • Vars
        • K(a);P-FLIGHT::R1(G),XP(c)
        • S(b);N_GUARD,XP(B)::R(G),XP(c)
        • S(b);N_GUARD::R(G),XP(c)
        • P(c);::P(B)
      • Refutation
        • S(b);N_SPINP(c)
  • Actual
    • R(G);
    • Vars
      • K(a);P-FLIGHT::R1(G),XP(c)
      • S(b);N_GUARD,XP(B)::R(G),XP(c)
      • S(b);N_GUARD::R(G),XP(c)
      • S(b);SBLOCK::R1(G)
      • P(c);SBLOCK::P(B)
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