MESON Chess Problem Database

Problem Display
PID: 47518 (8/6p1/6K1/2Qp4/k7/1pR5/8/b2N4 w - - 0 1)

Kipping, Cyril Stanley

Chess Amateur (The), 1925

8/6p1/6K1/2Qp4/k7/1pR5/8/b2N4

#2

4 + 5

3310 2345 Chess Problems 1997

SOLUTION

  • SOUND
  • Sets
    • 1...Bb2
      • 2.Sxb2#
    • 1...Bxc3
      • 2.Sxc3#
    • 1...b2
      • 2.Ra3#
    • 1...d4
      • 2.Rc4#
  • Tries
    • 1.Kg5?
      • 1...Bxc3
        • 2.Sxc3#
      • 1...Bb2
        • 2.Sxb2#
      • 1...b2
        • 2.Ra3#
      • 1...d4
        • 2.Rc4#
      • 1...g6!
    • 1.Rxb3?
      • threat
        • 2.Ra3#
        • 2.Qa3#
        • 2.Qb4#
        • 2.Qb5#
      • 1...Bb2
        • 2.Qb4#
        • 2.Qb5#
      • 1...Bc3
        • 2.Ra3#
        • 2.Qa3#
        • 2.Qb5#
      • 1...Kxb3!
    • 1.Qb5+?
      • 1...Ka3
        • 2.Qxb3#
        • 2.Qa5#
      • 1...Kxb5!
  • Keys
    • 1.Kxg7!
      • 1...Bxc3+
        • 2.Sxc3#
      • 1...Bb2
        • 2.Sxb2#
      • 1...b2
        • 2.Ra3#
      • 1...d4
        • 2.Rc4#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • B(a);N_GUARD::S(A),XB(a)
    • B(a);XR(B)::S(A),XB(a)
    • P(b);OGATE::R1(B)
    • P(d);N_GUARD::R(B)
  • Tries
    • Try
      • K(D);P-FLIGHT
      • Vars
        • B(a);XR(B)::S(A),XB(a)
        • B(a);N_GUARD::S(A),XB(a)
        • P(b);OGATE::R1(B)
        • P(d);N_GUARD::R(B)
      • Refutation
        • P(e);
    • Try
      • R(B);XP(b)
      • Threat
        • DUALS(4)
      • Refutation
        • K(c);S_FLIGHT,XR(B)
    • Try
      • Q(C);CHECK
      • Refutation
        • K(c);S_FLIGHT,XQ(C)
  • Actual
    • K(D);P-FLIGHT,P_SPINR(B),XP(e)
    • Vars
      • B(a);CHECK,XR(B)::S(A),XB(a)
      • B(a);N_GUARD::S(A),XB(a)
      • P(b);N_PINR(B)::R1(B)
      • P(d);N_PINR(B)::R(B)
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