MESON Chess Problem Database

Problem Display
PID: 206033 (Qb6/4B2p/1R2p2r/1K2krPn/3N3q/2P1P1np/8/8 w - - 0 1)

Smith, William James

Brisbane Courier, 1932

Qb6/4B2p/1R2p2r/1K2krPn/3N3q/2P1P1np/8/8

#2

8 + 10

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Qxd4
      • 2.cxd4#
    • 1...Bd6
      • 2.Bxd6#
    • 1...Ba7
      • 2.Bd6#
    • 1...Sf4
      • 2.Sf3#
    • 1...Sf6
      • 2.Rxe6#
  • Keys
    • 1.Kc4!
      • threat
        • 2.Rb5#
      • 1...Qxd4+
        • 2.cxd4#
      • 1...Qe4
        • 2.Qxb8#
      • 1...Bd6
        • 2.Bxd6#
      • 1...Ba7
        • 2.Bd6#
      • 1...Se4
        • 2.Sc6#
      • 1...Sf4
        • 2.Sf3#
      • 1...Sf6
        • 2.Rxe6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • Q(c);OGATE,XS(C)::P(A),XQ(c)
    • B(j);N_GUARD::B(G),XB(j)
    • B(j);N_GUARD::B(G)
    • S(f);S_CUTR(e)::S(C)
    • S(f);S_CUTR(h)::R1(F),XP(g)
  • Actual
    • K(D);P_SPINS(C),S_FLIGHT
    • Threat
      • R(F)
    • Vars
      • Q(c);CHECK,OGATE,XS(C)::P(A),XQ(c)
      • Q(c);SBLOCK::QAB(H),XB(j)
      • B(j);N_GUARD::B(G),XB(j)
      • B(j);N_GUARD::B(G)
      • S(a);N_PINS(C),SBLOCK::S(C)
      • S(f);N_PINS(C)::S(C)
      • S(f);S_CUTR(h)::R1(F),XP(g)
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