MESON Chess Problem Database

Problem Display
PID: 103716 (4RBB1/3p4/2prb3/8/2PkNnQ1/5P2/N1P5/3K4 w - - 0 1)

Rowland, Thomas B

English Mechanic and World of Science, 1882

(First published on Fri Jun 9 1882)

4RBB1/3p4/2prb3/8/2PkNnQ1/5P2/N1P5/3K4

#2

10 + 6

6490 yacpdb 2009
15239 Valois Notebooks 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Bxc4
      • 2.Qg1#
    • 1...Bf5
      • 2.Qg1#
  • Keys
    • 1.Sd2!
      • 1...Ke3
        • 2.Qg1#
      • 1...Kc5
        • 2.Qg1#
      • 1...Ke5
        • 2.Bg7#
      • 1...Bxc4
        • 2.Qg1#
      • 1...Bxg4
        • 2.Sb3#
      • 1...Bxg8
        • 2.Qg1#
      • 1...Rd5
        • 2.Qxf4#
      • 1...Bd5
        • 2.Qg1#
      • 1...Bf5
        • 2.Sb3#
        • 2.Qg1#
      • 1...Bf7
        • 2.Qg1#
      • 1...c5
        • 2.Qxf4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 1
  • Sets
    • B(e);XP(E)::QAB(G)
    • B(e);::QAB(G)
  • Actual
    • S(F);P_PINS(b)
    • Vars
      • K(a);N_SPINS(b),P_PINS(F),P_SPINB(e),S_FLIGHT::QAB(G)
      • K(a);N_SPINS(b),P_PINS(F),P_SPINR(d),S_FLIGHT::QAB(G)
      • K(a);N_SPINS(b),P_PINS(F),P_SPINB(e),S_FLIGHT::B(I)
      • B(e);XP(E)::QAB(G)
      • B(e);N_SPINS(b),P_PINP(D),XQ(G)::S(F)
      • B(e);XB(J)::QAB(G)
      • R(d);::QAR2(G),XS(b)
      • B(e);::QAB(G)
      • P(c);SBLOCK::QAR2(G),XS(b)
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