MESON Chess Problem Database

Problem Display
PID: 225485 (6B1/3p4/3R3n/5R1r/r3k2p/1b1pNNpP/n2B2K1/8 w - - 0 1)

Garaj, Ivan

Ulanov, Lev

Praca, 1994

6B1/3p4/3R3n/5R1r/r3k2p/1b1pNNpP/n2B2K1/8

#2

8 + 10

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Ra3
      • 2.Rd4#
    • 1...Rc4
      • 2.Bd5#
    • 1...Rd4
      • 2.Rxd4#
    • 1...Ra5
      • 2.Rd4#
    • 1...Ra6
      • 2.Rd4#
    • 1...Ra7
      • 2.Rd4#
    • 1...Ra8
      • 2.Rd4#
    • 1...Rg5
      • 2.Sxg5#
    • 1...Bd1
      • 2.Bd5#
    • 1...Bc2
      • 2.Bd5#
    • 1...Bc4
      • 2.Rd4#
    • 1...Bd5
      • 2.Bxd5#
    • 1...Sb4
      • 2.Rd4#
  • Tries
    • 1.Sg4?
      • threat
        • 2.Rf4#
      • 1...Kxf5
        • 2.Bh7#
      • 1...Sxf5
        • 2.Sf6#
      • 1...Rxf5!
    • 1.Sd5?
      • threat
        • 2.Rf4#
      • 1...Kxf5
        • 2.Bh7#
      • 1...Sxf5
        • 2.Sf6#
      • 1...Rxf5!
    • 1.Re5+?
      • 1...Kf4
        • 2.Sd1#
        • 2.Sf1#
        • 2.Sc2#
        • 2.Sc4#
        • 2.Sg4#
        • 2.Sd5#
        • 2.Sf5#
      • 1...Rxe5!
  • Keys
    • 1.Sc4!
      • threat
        • 2.Rf4#
      • 1...Kxf5
        • 2.Bh7#
      • 1...Rxf5
        • 2.Rd4#
      • 1...Sxf5
        • 2.Bd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 13
  • Sets
    • R(e);N_GUARD::R1(G)
    • R(e);S_CUTB(b)::B(H)
    • R(e);N_GUARD::R1(G),XR(e)
    • R(h);N_GUARD::S(D),XR(h)
    • B(b);N_GUARD::B(H)
    • B(b);S_CUTR(e)::R1(G)
    • B(b);N_GUARD::B(H),XB(b)
    • S(a);S_CUTR(e)::R1(G)
  • Tries
    • Try
      • S(C);
      • Threat
        • R1(F)
      • Vars
        • K(f);OGATEB,S_FLIGHT,XR(F)::B(H)
        • S(i);SBLOCK,XR(F)::S(C)
      • Refutation
        • R(h);XR(F)
    • Try
      • S(C);
      • Threat
        • R1(F)
      • Vars
        • K(f);OGATEB,S_FLIGHT,XR(F)::B(H)
        • S(i);SBLOCK,XR(F)::S(C)
      • Refutation
        • R(h);XR(F)
    • Try
      • R(F);CHECK
      • Refutation
        • R(h);XR(F)
  • Actual
    • S(C);
    • Threat
      • R1(F)
    • Vars
      • K(f);OGATEB,S_FLIGHT,XR(F)::B(H)
      • R(h);SBLOCK,XR(F)::R1(G)
      • S(i);SBLOCK,XR(F)::B(H)
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