MESON Chess Problem Database

Problem Display
PID: 156495 (8/1B2p1K1/1Q2P3/3r1k2/5B2/2n1P2P/6P1/8 w - - 0 1)

Meyer, Max Julius

W Marks Chess Club, Belfast, 1907

8/1B2p1K1/1Q2P3/3r1k2/5B2/2n1P2P/6P1/8

#2

8 + 4

5454 Near Snap 2016
15351 SCPF/BCPS Black Books 2016
3713 Snap 2016

SOLUTION

  • SOUND
  • Sets
    • 1...Rd1
      • 2.g4#
    • 1...Rd2
      • 2.g4#
    • 1...Rd3
      • 2.g4#
    • 1...Rd4
      • 2.g4#
    • 1...Ra5
      • 2.g4#
    • 1...Rb5
      • 2.g4#
    • 1...Rc5
      • 2.g4#
    • 1...Re5
      • 2.g4#
    • 1...Rd7
      • 2.g4#
    • 1...Rd8
      • 2.g4#
    • 1...Se4
      • 2.g4#
  • Keys
    • 1.Qb3!
      • 1...Ke4
        • 2.Qc2#
      • 1...Kxe6
        • 2.Bc8#
      • 1...Rd1
        • 2.g4#
      • 1...Rd2
        • 2.g4#
      • 1...Rd3
        • 2.g4#
      • 1...Rd4
        • 2.g4#
      • 1...Ra5
        • 2.g4#
      • 1...Rb5
        • 2.g4#
      • 1...Rc5
        • 2.g4#
      • 1...Re5
        • 2.g4#
      • 1...Rd6
        • 2.g4#
      • 1...Rd7
        • 2.g4#
      • 1...Rd8
        • 2.g4#
      • 1...Sb1
        • 2.Qxd5#
      • 1...Sd1
        • 2.Qxd5#
      • 1...Sa2
        • 2.Qxd5#
      • 1...Se2
        • 2.Qxd5#
      • 1...Sa4
        • 2.Qxd5#
      • 1...Se4
        • 2.Qxd5#
      • 1...Sb5
        • 2.Qxd5#

Anticipated by 10978(1887), 5023(1897), 94521(1897)

This anticipates 181216(0000)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
    • R(b);::P(A)
    • S(a);SBLOCK::P(A)
  • Actual
    • Q(E);
    • Vars
      • K(c);P_SPINR(b),S_FLIGHT::QAB(E)
      • K(c);OGATEB,P_SPINR(b),S_FLIGHT,XP(F)::B(G)
      • R(b);::P(A)
      • S(a);N_GUARD::QAR2(E),XR(b)
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