MESON Chess Problem Database

Problem Display
PID: 202994 (8/3b2N1/8/3p2pR/6k1/2R4N/6K1/1B5n w - - 0 1)

Abdullayev, Suleyman

ChessStar, 2017

8/3b2N1/8/3p2pR/6k1/2R4N/6K1/1B5n

#2

6 + 5

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Ba4
      • 2.Bf5#
    • 1...Bb5
      • 2.Bf5#
    • 1...Bf5
      • 2.Bxf5#
    • 1...Bc6
      • 2.Bf5#
    • 1...Be8
      • 2.Bf5#
    • 1...Sf2
      • 2.Rg3#
    • 1...Sg3
      • 2.Rxg3#
  • Tries
    • 1.Bd3?
      • threat
        • 2.Be2#
      • 1...Bb5
        • 2.Bf5#
      • 1...Sg3!
    • 1.Rd3?
      • threat
        • 2.Rd4#
      • 1...Sf2
        • 2.Rg3#
      • 1...Sg3
        • 2.Rxg3#
      • 1...d4
        • 2.Rxd4#
      • 1...Bf5!
    • 1.Rc4+?
      • 1...d4
        • 2.Rxd4#
      • 1...dxc4!
  • Keys
    • 1.Bc2!
      • threat
        • 2.Bd1#
      • 1...Ba4
        • 2.Bf5#
      • 1...Bb5
        • 2.Bf5#
      • 1...Sf2
        • 2.Rg3#
      • 1...Sg3
        • 2.Rxg3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 3
  • Sets
    • B(e);N_GUARD::B(A)
    • B(e);N_GUARD::B(A),XB(e)
    • S(a);N_GUARD::R1(C)
    • S(a);N_GUARD::R1(C),XS(a)
  • Tries
    • Try
      • B(A);
      • Threat
        • B(A)
      • Vars
        • B(e);N_GUARD::B(A)
      • Refutation
        • S(a);
    • Try
      • R(C);
      • Threat
        • R(C)
      • Vars
        • S(a);N_GUARD::R1(C)
        • S(a);N_GUARD::R1(C),XS(a)
        • P(c);::R(C),XP(c)
      • Refutation
        • B(e);
    • Try
      • R(C);CHECK
      • Vars
        • P(c);P_SPINP(c)::R(C),XP(c)
      • Refutation
        • P(c);XR(C)
  • Actual
    • B(A);
    • Threat
      • B(A)
    • Vars
      • B(e);N_GUARD::B(A)
      • S(a);N_GUARD::R1(C)
      • S(a);N_GUARD::R1(C),XS(a)
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