MESON Chess Problem Database

Problem Display
PID: 6747 (6Q1/1N1p2p1/K4PR1/1R2nk1P/2p1n3/5pP1/2Brb3/2B1q3 w - - 0 1)

Francey, James

1st Prize, Grantham Journal, 1933

6Q1/1N1p2p1/K4PR1/1R2nk1P/2p1n3/5pP1/2Brb3/2B1q3

#2

10 + 10

3098 FIDE Album (1914-1944) (I) 1971
14867 BCPS Library 2011

SOLUTION

  • SOUND
  • Sets
    • 1...Rd1
      • 2.g4#
    • 1...Rxc2
      • 2.g4#
    • 1...Rd3
      • 2.g4#
    • 1...Rd4
      • 2.g4#
    • 1...Rd6+
      • 2.Sxd6#
    • 1...d5
      • 2.Sd6#
    • 1...d6
      • 2.Qc8#
  • Keys
    • 1.Qf7!
      • threat
        • 2.fxg7#
      • 1...Rd6+
        • 2.Sxd6#
      • 1...Rxc2
        • 2.Qxd7#
        • 2.g4#
      • 1...gxf6
        • 2.Qxf6#
      • 1...Rd3
        • 2.g4#
      • 1...Rd5
        • 2.Rg5#
      • 1...Bd3
        • 2.Qxd7#
      • 1...d5
        • 2.Sd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 4
  • Sets
    • R(b);::P(C)
    • R(b);N_SPINS(f),P_SPINS(g),XB(B)::P(C)
    • R(b);N_SPINS(f),P_SPINS(g)::P(C)
    • R(b);CHECK,N_GUARD::S(I),XR(b)
    • P(i);S_CUTR(b)::S(I)
    • P(i);OGATEB::QAB(J)
  • Actual
    • Q(J);
    • Threat
      • QAR(J)+P(G),XP(j)
    • Vars
      • R(b);CHECK,N_GUARD::S(I),XR(b)
      • P(j);OGATE,P_SPINP(j),XP(G)::QAR1(J),XP(j)
      • R(b);N_SPINS(f),P_SPINS(g)::P(C)
      • R(b);::R1(H)
      • B(c);N_SPINS(f),P_SPINS(g),S_CUTR(b)::QAB(J),XP(i)
      • P(i);S_CUTR(b)::S(I)
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