MESON Chess Problem Database

Problem Display
PID: 139188 (2r3NB/1R2P1KB/2pP3P/6pq/5p2/5p2/p5n1/k7 w - - 0 1)

Kipping, Cyril Stanley

Chess Amateur (The), 1927

2r3NB/1R2P1KB/2pP3P/6pq/5p2/5p2/p5n1/k7

#2

8 + 9

56 The Problemist 1937

SOLUTION

  • SOUND
  • Sets
    • 1...Qg4
      • 2.Kg6#
      • 2.Kf7#
    • 1...Qg6+
      • 2.Kxg6#
    • 1...Qf7+
      • 2.Kxf7#
    • 1...Qh1
      • 2.Kg6#
      • 2.Kf7#
    • 1...Qh2
      • 2.Kg6#
      • 2.Kf7#
    • 1...Qh3
      • 2.Kg6#
      • 2.Kf7#
    • 1...Qh4
      • 2.Kg6#
      • 2.Kf7#
    • 1...Qxh6+
      • 2.Kxh6#
    • 1...Rc7
      • 2.Kf8#
    • 1...Rf8
      • 2.Kxf8#
    • 1...Rxg8+
      • 2.Kxg8#
  • Tries
    • 1.Bc2?
      • threat
        • 2.Kh7#
      • 1...Qg6+
        • 2.Kxg6#
      • 1...Qf7+
        • 2.Kxf7#
      • 1...Qxh6+
        • 2.Kxh6#
      • 1...Rxg8+
        • 2.Kxg8#
      • 1...Rf8
        • 2.Kxf8#
      • 1...g4!
    • 1.Bd3?
      • threat
        • 2.Kh7#
      • 1...Qg6+
        • 2.Kxg6#
      • 1...Qf7+
        • 2.Kxf7#
      • 1...Qxh6+
        • 2.Kxh6#
      • 1...Rxg8+
        • 2.Kxg8#
      • 1...Rf8
        • 2.Kxf8#
      • 1...g4!
    • 1.Be4?
      • threat
        • 2.Kh7#
      • 1...Qg6+
        • 2.Kxg6#
      • 1...Qf7+
        • 2.Kxf7#
      • 1...Qxh6+
        • 2.Kxh6#
      • 1...Rxg8+
        • 2.Kxg8#
      • 1...Rf8
        • 2.Kxf8#
      • 1...g4!
    • 1.Bg6?
      • threat
        • 2.Kf7#
        • 2.Kh7#
      • 1...Qxg6+
        • 2.Kxg6#
      • 1...Qxh6+
        • 2.Kxh6#
      • 1...Rxg8+
        • 2.Kxg8#
      • 1...Rf8
        • 2.Kxf8#
      • 1...g4!
  • Keys
    • 1.Bf5!
      • threat
        • 2.Kh7#
      • 1...Qg6+
        • 2.Kxg6#
      • 1...Qf7+
        • 2.Kxf7#
      • 1...Qxh6+
        • 2.Kxh6#
      • 1...Rxg8+
        • 2.Kxg8#
      • 1...Rf8
        • 2.Kxf8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 1
  • Sets
    • Q(g);CHECK::B(H)+K(E),XQ(g)
    • Q(g);CHECK,XP(B)::B(H)+K(E),XQ(g)
    • R(i);P_PINP(D)::B(H)+K(E)
    • R(i);::B(H)+K(E),XR(i)
    • R(i);CHECK,XS(G)::B(H)+K(E),XR(i)
  • Tries
    • Try
      • B(F);
      • Threat
        • B(H)+K(E)
      • Vars
        • Q(g);CHECK::B(H)+K(E),XQ(g)
        • Q(g);CHECK,XP(B)::B(H)+K(E),XQ(g)
        • R(i);CHECK,XS(G)::B(H)+K(E),XR(i)
        • R(i);::B(H)+K(E),XR(i)
      • Refutation
        • P(f);
    • Try
      • B(F);
      • Threat
        • B(H)+K(E)
      • Vars
        • Q(g);CHECK::B(H)+K(E),XQ(g)
        • Q(g);CHECK,XP(B)::B(H)+K(E),XQ(g)
        • R(i);CHECK,XS(G)::B(H)+K(E),XR(i)
        • R(i);::B(H)+K(E),XR(i)
      • Refutation
        • P(f);
    • Try
      • B(F);
      • Threat
        • B(H)+K(E)
      • Vars
        • Q(g);CHECK::B(H)+K(E),XQ(g)
        • Q(g);CHECK,XP(B)::B(H)+K(E),XQ(g)
        • R(i);CHECK,XS(G)::B(H)+K(E),XR(i)
        • R(i);::B(H)+K(E),XR(i)
      • Refutation
        • P(f);
    • Try
      • B(F);
      • Threat
        • DUALS(2)
      • Vars
        • Q(g);CHECK,XB(F)::B(H)+K(E),XQ(g)
        • Q(g);CHECK,XP(B)::B(H)+K(E),XQ(g)
        • R(i);CHECK,XS(G)::B(H)+K(E),XR(i)
        • R(i);::B(H)+K(E),XR(i)
      • Refutation
        • P(f);
  • Actual
    • B(F);
    • Threat
      • B(H)+K(E)
    • Vars
      • Q(g);CHECK::B(H)+K(E),XQ(g)
      • Q(g);CHECK,XP(B)::B(H)+K(E),XQ(g)
      • R(i);CHECK,XS(G)::B(H)+K(E),XR(i)
      • R(i);::B(H)+K(E),XR(i)
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