MESON Chess Problem Database

Problem Display
PID: 231002 (2BnRB2/8/1N1prp2/4k3/3ppp1N/p7/7p/K6Q w - - 0 1)

Rayner, James

Preston Guardian, 1883

(First published on Wed Mar 21 1883)

2BnRB2/8/1N1prp2/4k3/3ppp1N/p7/7p/K6Q

#2

7 + 10

15239 Valois Notebooks 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Re7
      • 2.Sg6#
    • 1...Rxe8
      • 2.Sg6#
    • 1...Sc6
      • 2.Rxe6#
    • 1...Sb7
      • 2.Rxe6#
    • 1...Sf7
      • 2.Rxe6#
    • 1...e3
      • 2.Sc4#
      • 2.Sd7#
      • 2.Qd5#
    • 1...f3
      • 2.Qxh2#
    • 1...d5
      • 2.Sd7#
    • 1...f5
      • 2.Bg7#
  • Keys
    • 1.Ka2!
      • 1...Rxe8
        • 2.Sg6#
      • 1...d3
        • 2.Qa1#
      • 1...f3
        • 2.Qxh2#
      • 1...f5
        • 2.Bg7#
      • 1...Re7
        • 2.Sg6#
      • 1...Sc6
        • 2.Rxe6#
      • 1...Sb7
        • 2.Rxe6#
      • 1...Sf7
        • 2.Rxe6#
      • 1...e3
        • 2.Sc4#
        • 2.Sd7#
        • 2.Qd5#
      • 1...d5
        • 2.Sd7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • R(h);::S(C)
    • R(h);N_SPINR(h),XR(F)::S(C)
    • S(j);N_GUARD::R1(F),XR(h)
    • P(e);OGATEB::QAB(B),XP(a)
    • P(g);SBLOCK::S(D)
    • P(i);OGATEB::B(G)
  • Actual
    • K(A);P-FLIGHT
    • Vars
      • R(h);N_SPINR(h),XR(F)::S(C)
      • P(c);OGATEB::QAB(B)
      • P(e);OGATEB::QAB(B),XP(a)
      • P(i);OGATEB::B(G)
      • R(h);::S(C)
      • S(j);N_GUARD::R1(F),XR(h)
      • P(g);SBLOCK::S(D)
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