MESON Chess Problem Database

Problem Display
PID: 244137 (3n2Q1/2pr2b1/4Npb1/2R3pq/4k1B1/1K2P2R/2P1r2n/2N3B1 w - - 0 1)

Bennett, Frederick

Brisbane Courier, 1930

3n2Q1/2pr2b1/4Npb1/2R3pq/4k1B1/1K2P2R/2P1r2n/2N3B1

#2

10 + 11

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Rxe3+
      • 2.Rxe3#
    • 1...Rd3+
      • 2.cxd3#
    • 1...Bf5
      • 2.Bxf5#
    • 1...Bf7
      • 2.Bf5#
    • 1...Be8
      • 2.Bf5#
    • 1...Sxe6
      • 2.Qxe6#
  • Tries
    • 1.Re5+?
      • 1...fxe5
        • 2.Sc5#
      • 1...Kxe5!
  • Keys
    • 1.Qe8!
      • threat
        • 2.Sxg5#
      • 1...Rxe3+
        • 2.Rxe3#
      • 1...Rd3+
        • 2.cxd3#
      • 1...Bxe8
        • 2.Bf5#
      • 1...Sxe6
        • 2.Qxe6#
      • 1...Re7
        • 2.Qa4#
      • 1...Bf7
        • 2.Bf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • R(a);CHECK,OGATE,XP(E)::R1(F),XR(a)
    • R(i);CHECK,OGATE::P(C),XR(i)
    • B(g);N_GUARD::B(G),XB(g)
    • B(g);N_GUARD,P_PINS(I)::B(G)
    • B(g);N_GUARD::B(G)
    • S(k);OGATE,XS(I)::QAR2(J),XS(k)
  • Tries
    • Try
      • R(H);CHECK
      • Vars
        • P(f);SBLOCK,XR(H)::S(I)
      • Refutation
        • K(c);P-FLIGHT,XR(H)
  • Actual
    • Q(J);
    • Threat
      • QAR(J)+S(I),DCHECK,XP(d)
    • Vars
      • R(a);CHECK,OGATE,XP(E)::R1(F),XR(a)
      • R(i);CHECK,OGATE::P(C),XR(i)
      • B(g);N_GUARD,XQ(J)::B(G)
      • S(k);OGATE,P_SPINS(k),XS(I)::QAR2(J),XS(k)
      • R(i);OGATE::QAR(J)
      • B(g);N_GUARD,P_PINS(I)::B(G)
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