MESON Chess Problem Database

Problem Display
PID: 44374 (8/1p2N3/bKppQ3/rp1P4/pkP4p/4R1bn/1Nn1Pp2/1RBBqr2 w - - 0 1)

Kipping, Cyril Stanley

Chess Amateur (The), 1912

8/1p2N3/bKppQ3/rp1P4/pkP4p/4R1bn/1Nn1Pp2/1RBBqr2

#2

11 + 15

4792 300 Chess Problems 1916

SOLUTION

  • SOUND
  • Sets
    • 1...Qd2
      • 2.Bxd2#
    • 1...cxd5
      • 2.Sxd5#
  • Tries
    • 1.Sxa4+?
      • 1...Kxa4
        • 2.Bxc2#
        • 2.Ra3#
      • 1...Kxc4!
    • 1.Qxd6+?
      • 1...c5
        • 2.Qxc5#
      • 1...Bxd6!
  • Keys
    • 1.dxc6!
      • threat
        • 2.Sd5#
      • 1...Qxd1
        • 2.Sxd1#
      • 1...Sxe3
        • 2.Sxa4#
      • 1...bxc4
        • 2.Sxc4#
      • 1...bxc6
        • 2.Sxc6#
      • 1...Qc3
        • 2.Sd3#
      • 1...Qd2
        • 2.Bxd2#
      • 1...Sf4
        • 2.Qxd6#
      • 1...d5
        • 2.Sxd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 1
  • Sets
    • Q(a);N_GUARD::B(B),XQ(a)
    • P(m);XP(H)::S(K),XP(m)
  • Tries
    • Try
      • S(D);CHECK,XP(g)
      • Refutation
        • K(h);P-FLIGHT,XP(G)
    • Try
      • Q(J);CHECK,XP(n)
      • Vars
        • P(m);P_SPINP(m)::QAB1(J),XP(m)
      • Refutation
        • B(e);XQ(J)
  • Actual
    • P(H);XP(m)
    • Threat
      • S(K)
    • Vars
      • Q(a);XB(C)::R(A)+S(D),XQ(a)
      • S(c);XR(F)::R(A)+S(D),XP(g)
      • P(k);XP(G)::R(A)+S(D),XP(k)
      • P(o);XP(H)::S(K),XP(o)
      • Q(a);SBLOCK::R(A)+S(D),DCHECK
      • Q(a);N_GUARD::B(B),XQ(a)
      • S(f);S_CUTB(e)::QAB(J),XP(n)
      • P(n);::S(K),XP(n)
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Developed and maintained by Brian Stephenson.
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