MESON Chess Problem Database

Problem Display
PID: 68242 (3B4/2PNp3/q1pk2r1/2pb2NP/2rb2QK/4R3/8/3R3n w - - 0 1)

Gamage, Frederick

HM., Keeble MT, 1940

3B4/2PNp3/q1pk2r1/2pb2NP/2rb2QK/4R3/8/3R3n

#2

9 + 10

5397 Frederick Gamage (Prcic) 2004

SOLUTION

  • SOUND
  • Sets
    • 1...Qb5
      • 2.c8S#
    • 1...Qa1
      • 2.c8S#
    • 1...Qa2
      • 2.c8S#
    • 1...Qa3
      • 2.c8S#
    • 1...Qa4
      • 2.c8S#
    • 1...Qa5
      • 2.c8S#
    • 1...Qb6
      • 2.c8S#
    • 1...Qa7
      • 2.c8S#
    • 1...Ba1
      • 2.Sf7#
    • 1...Bb2
      • 2.Sf7#
    • 1...Bc3
      • 2.Sf7#
    • 1...Bxe3
      • 2.Sf7#
    • 1...Be5
      • 2.Sf7#
    • 1...Bg7
      • 2.Sf7#
    • 1...Bh8
      • 2.Sf7#
  • Keys
    • 1.Sb6!
      • threat
        • 2.Qd7#
      • 1...Qxb6
        • 2.c8S#
      • 1...Bxe3
        • 2.Sf7#
      • 1...Be4
        • 2.Sf7#
      • 1...Qc8
        • 2.Sxc8#
      • 1...Re6
        • 2.Sf7#
      • 1...Ba1
        • 2.Sf7#
      • 1...Bb2
        • 2.Sf7#
      • 1...Bc3
        • 2.Sf7#
      • 1...Be5
        • 2.Sf7#
      • 1...Bf6
        • 2.Re6#
      • 1...Bg7
        • 2.Sf7#
      • 1...Bh8
        • 2.Sf7#
      • 1...Be6
        • 2.Qf4#
      • 1...e6
        • 2.Sf7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 7
  • Sets
    • Q(f);N_GUARD::P=S
    • B(c);P_PINQ(C),P_SPINB(e)::S(E)
    • B(c);P_PINQ(C),P_SPINB(e),XR(B)::S(E)
  • Actual
    • S(H);
    • Threat
      • QAR1(C)
    • Vars
      • Q(f);N_GUARD,XS(H)::P=S
      • B(c);P_PINQ(C),P_SPINB(e),XR(B)::S(E)
      • B(e);N_GUARD,P_SPINB(c)::S(E)
      • Q(f);N_GUARD::S(H),XQ(f)
      • R(i);S_CUTB(e)::S(E)
      • B(c);P_PINQ(C),P_SPINB(e)::S(E)
      • B(c);P_PINQ(C),P_PINS(E),P_SPINB(e),S_CUTR(i)::R1(B)
      • B(e);P_SPINB(c),S_CUTP(j)::QAB(C)
      • P(j);S_CUTB(e)::S(E)
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