MESON Chess Problem Database

Problem Display
PID: 103706 (1N6/7K/Q2B4/3P4/3pkp2/6nR/2P1n3/3B4 w - - 0 1)

Rowland, Thomas B

Leeds Mercury Weekly Supplement, 1883

(First published on Sat Feb 17 1883)

1N6/7K/Q2B4/3P4/3pkp2/6nR/2P1n3/3B4

#2

8 + 5

6490 yacpdb 2009
15239 Valois Notebooks 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Ke3
      • 2.Qxe2#
    • 1...Kf3
      • 2.Qxe2#
    • 1...d3
      • 2.Qxd3#
  • Keys
    • 1.Bc7!
      • 1...Ke3
        • 2.Qxe2#
      • 1...Kf3
        • 2.Qxe2#
      • 1...Kxd5
        • 2.Qc6#
      • 1...Kf5
        • 2.Qg6#
      • 1...d3
        • 2.Qxd3#
      • 1...Sc1
        • 2.Qe6#
      • 1...Sg1
        • 2.Qe6#
      • 1...Sc3
        • 2.Qe6#
      • 1...Sf1
        • 2.Qe6#
      • 1...Sh1
        • 2.Qe6#
      • 1...Sf5
        • 2.Qe6#
      • 1...Sh5
        • 2.Qe6#
      • 1...f3
        • 2.Qe6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
    • K(d);P-FLIGHT,P_SPINS(b)::QAR1(E),XS(a)
    • K(d);P_SPINS(a),S_FLIGHT::QAB1(E),XS(a)
    • P(c);::QAB1(E),XP(c)
  • Actual
    • B(F);
    • Vars
      • K(d);P-FLIGHT,P_SPINS(b)::QAR1(E),XS(a)
      • K(d);P_SPINS(a),S_FLIGHT::QAB1(E),XS(a)
      • K(d);OGATEB,S_FLIGHT,XP(D)::QAB1(E)
      • K(d);S_FLIGHT::QAB1(E)
      • P(c);::QAB1(E),XP(c)
      • S(a);::QAR2(E)
      • S(b);::QAR2(E)
      • P(e);SBLOCK::QAR2(E)
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