MESON Chess Problem Database

Problem Display
PID: 115172 (8/8/3rp3/1B1b4/2p1k1pP/2bR2B1/3p2K1/1Q6 w - - 0 1)

Bewitt, Charles

Apprenti Sorcier, 1991

8/8/3rp3/1B1b4/2p1k1pP/2bR2B1/3p2K1/1Q6

#2

6 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Kf5+
      • 2.Rf3#
    • 1...Bd4
      • 2.Ra3#
      • 2.Rb3#
      • 2.Rc3#
      • 2.Rf3#
    • 1...cxd3
      • 2.Qxd3#
  • Keys
    • 1.Kf2!
      • threat
        • 2.Rxd2#
      • 1...Bd4+
        • 2.Re3#
      • 1...d1S+
        • 2.Rxd1#
      • 1...Kf5
        • 2.Rf3#
      • 1...cxd3
        • 2.Qxd3#
      • 1...d1Q
        • 2.Rxd1#
      • 1...d1B
        • 2.Rxd1#
      • 1...d1R
        • 2.Rxd1#
      • 1...Bc6
        • 2.Rxd6#
      • 1...Bb7
        • 2.Rxd6#
      • 1...Ba8
        • 2.Rxd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • K(d);CHECK,S_FLIGHT::QAB(A)+R(C),DCHECK
    • P(c);OGATE,P_SPINP(c),XR(C)::QAB1(A),XP(c)
  • Actual
    • K(B);P-FLIGHT
    • Threat
      • QAB(A)+R(C),XP(a)
    • Vars
      • B(b);CHECK,SBLOCK::QAB(A)+R(C),DCHECK
      • P(a);CHECK,OGATE::QAB(A)+R(C),XS(a)
      • K(d);S_FLIGHT::QAB(A)+R(C),DCHECK
      • P(c);OGATE,P_SPINP(c),XR(C)::QAB1(A),XP(c)
      • P(a);OGATE::QAB(A)+R(C),XQ(a)
      • P(a);OGATE::QAB(A)+R(C),XB(a)
      • P(a);OGATE::QAB(A)+R(C),XR(a)
      • B(f);OGATE::QAB(A)+R(C),XR(g)
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