MESON Chess Problem Database

Problem Display
PID: 161971 (4Rn2/2p1bN2/Q7/6B1/1P1kP3/5P2/1K6/8 w - - 0 1)

Ahues, Herbert Siegfried Oskar

2nd HM., Schakend Nederland, 1985

4Rn2/2p1bN2/Q7/6B1/1P1kP3/5P2/1K6/8

#2

8 + 4

15148 Sadier Collection 2017

SOLUTION

  • SOUND
  • Tries
    • 1.Qc6?
      • threat
        • 2.Qd5#
        • 2.Qc3#
      • 1...Bxb4
        • 2.Qd5#
      • 1...Bxg5
        • 2.Qc3#
      • 1...Bc5
        • 2.Qd5#
      • 1...Kd3!
  • Keys
    • 1.Se5!
      • threat
        • 2.Sc6#
      • 1...Kxe5
        • 2.Qf6#
      • 1...Bxb4
        • 2.Qc4#
      • 1...Bxg5
        • 2.Qd3#
      • 1...c6
        • 2.Sxc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(F);
      • Threat
        • DUALS(2)
      • Vars
        • B(c);XP(C)::QAR1(F)
        • B(c);XB(E)::QAB1(F)
        • B(c);::QAR1(F)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • S(G);
    • Threat
      • S(G)
    • Vars
      • K(a);OGATEB,P_SPINB(c),S_FLIGHT,XS(G)::QAB1(F)
      • B(c);XP(C)::QAR1(F)
      • B(c);XB(E)::QAR1(F)
      • P(b);::S(G),XP(b)
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