MESON Chess Problem Database

Problem Display
PID: 208950 (r5B1/3p1rB1/bN6/Rp3pn1/3pkN2/2b1P1P1/5PK1/3R4 w - - 0 1)

Rauch, A

Badische Neueste Nachrichten, 1986

r5B1/3p1rB1/bN6/Rp3pn1/3pkN2/2b1P1P1/5PK1/3R4

#2

10 + 10

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Re7
      • 2.Bd5#
    • 1...Rff8
      • 2.Bd5#
    • 1...Be1
      • 2.Rxd4#
    • 1...Bb4
      • 2.Rxd4#
    • 1...Bxa5
      • 2.Rxd4#
    • 1...b4
      • 2.Re5#
  • Tries
    • 1.f3+?
      • 1...Kxe3
        • 2.Sbd5#
        • 2.Rd3#
      • 1...Sxf3!
  • Keys
    • 1.Sc4!
      • threat
        • 2.Sd6#
      • 1...Rxg7
        • 2.Bd5#
      • 1...bxc4
        • 2.Re5#
      • 1...Rf6
        • 2.Bd5#
      • 1...Bb4
        • 2.Rxd4#
      • 1...d6
        • 2.Sxd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 5
  • Sets
    • R(i);OGATE::B(J)
    • B(a);N_GUARD::R1(A),XP(b)
    • B(a);N_GUARD,XR(G)::R1(A),XP(b)
    • P(d);OGATE::R1(G)
  • Tries
    • Try
      • P(B);CHECK
      • Refutation
        • S(f);XP(B)
  • Actual
    • S(H);
    • Threat
      • S(H)
    • Vars
      • R(i);OGATE,XB(I)::B(J)
      • P(d);OGATE,XS(H)::R1(G)
      • R(i);OGATE::B(J)
      • B(a);N_GUARD::R1(A),XP(b)
      • P(h);::S(H),XP(h)
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