MESON Chess Problem Database

Problem Display
PID: 224587 (b1r5/8/1n2B3/8/1P1k4/3P2B1/1P2KP2/4N3 w - - 0 1)

Rasmussen, Viktor E

Suomen Shakki, 1953

b1r5/8/1n2B3/8/1P1k4/3P2B1/1P2KP2/4N3

#2

8 + 4

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Rc2+
      • 2.Sxc2#
    • 1...Rc6
      • 2.Sf3#
    • 1...Rb8
      • 2.Sc2#
    • 1...Rd8
      • 2.Sc2#
    • 1...Re8
      • 2.Sc2#
    • 1...Rf8
      • 2.Sc2#
    • 1...Rg8
      • 2.Sc2#
    • 1...Rh8
      • 2.Sc2#
    • 1...Bf3+
      • 2.Sxf3#
    • 1...Bc6
      • 2.Sc2#
    • 1...Sc4
      • 2.Sc2#
    • 1...Sd5
      • 2.Sf3#
  • Tries
    • 1.Bc7?
      • threat
        • 2.Sc2#
      • 1...Bf3+
        • 2.Sxf3#
      • 1...Rxc7!
  • Keys
    • 1.f4!
      • threat
        • 2.Bf2#
      • 1...Rc2+
        • 2.Sxc2#
      • 1...Bf3+
        • 2.Sxf3#
      • 1...Sc4
        • 2.Sc2#
      • 1...Sd5
        • 2.Sf3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 8
  • Sets
    • R(d);CHECK,N_GUARD::S(A),XR(d)
    • R(d);S_CUTB(c)::S(A)
    • R(d);N_GUARD::S(A)
    • R(d);N_GUARD,P_PINB(H)::S(A)
    • B(c);CHECK,N_GUARD::S(A),XB(c)
    • B(c);S_CUTR(d)::S(A)
    • S(b);S_CUTR(d)::S(A)
    • S(b);S_CUTB(c)::S(A)
  • Tries
    • Try
      • B(F);
      • Threat
        • S(A)
      • Vars
        • B(c);CHECK,N_GUARD::S(A),XB(c)
      • Refutation
        • R(d);XB(F)
  • Actual
    • P(D);
    • Threat
      • B(F)
    • Vars
      • R(d);CHECK,N_GUARD::S(A),XR(d)
      • B(c);CHECK,N_GUARD::S(A),XB(c)
      • S(b);S_CUTR(d)::S(A)
      • S(b);S_CUTB(c)::S(A)
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