MESON Chess Problem Database

Problem Display
PID: 141307 (1B6/6nB/2R1P1r1/P2k2p1/K1pN2N1/n6Q/3b4/2R4b w - - 0 1)

Wright, Roger John

HM., Leisure Hour, 1903

1B6/6nB/2R1P1r1/P2k2p1/K1pN2N1/n6Q/3b4/2R4b

#2

10 + 8

14868 Pirnie Collection 2011

SOLUTION

  • SOUND
  • Tries
    • 1.R1xc4?
      • threat
        • 2.Qxh1#
      • 1...Ke4
        • 2.Sf6#
      • 1...Rxe6
        • 2.R6c5#
      • 1...Rf6
        • 2.Sxf6#
        • 2.R6c5#
      • 1...Rh6
        • 2.R6c5#
      • 1...Bg2
        • 2.Qxg2#
      • 1...Bf3
        • 2.Qxf3#
      • 1...Be4
        • 2.R6c5#
      • 1...Sxc4!
    • 1.Rd6+?
      • 1...Kc5
        • 2.Sb3#
      • 1...Ke4!
    • 1.Qf3+?
      • 1...Kxd4
        • 2.Be5#
        • 2.Ba7#
      • 1...Bxf3!
  • Keys
    • 1.Sb3!
      • threat
        • 2.Qxh1#
      • 1...Ke4
        • 2.Sf6#
      • 1...Kxc6
        • 2.Qxh1#
      • 1...Rxe6
        • 2.Rc5#
      • 1...cxb3
        • 2.Qd3#
      • 1...Rf6
        • 2.Rd6#
      • 1...Rh6
        • 2.Rd6#
      • 1...Bg2
        • 2.Qxg2#
      • 1...Bf3
        • 2.Qxf3#
      • 1...Be4
        • 2.Rd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(A);XP(d)
      • Threat
        • QAB(B),XB(a)
      • Vars
        • K(e);P_SPINR(g),S_FLIGHT::S(E)
        • R(g);XP(H)::R1(G)
        • R(g);::R1(G)
        • B(a);N_GUARD::QAB(B),XB(a)
        • B(a);SBLOCK::R1(G)
      • Refutation
        • S(c);XR(A)
    • Try
      • R(G);CHECK
      • Vars
        • K(e);P-FLIGHT,P_SPINP(d)::S(D)
      • Refutation
        • K(e);P_SPINR(g),S_FLIGHT
    • Try
      • Q(B);CHECK
      • Refutation
        • B(a);XQ(B)
  • Actual
    • S(D);
    • Threat
      • QAB(B),XB(a)
    • Vars
      • K(e);P_SPINR(g),S_FLIGHT::S(E)
      • K(e);P_SPINP(d),S_FLIGHT,XR(G)::QAB(B),XB(a)
      • R(g);SBLOCK,XP(H)::R1(G)
      • P(d);N_GUARD,XS(D)::QAR2(B)
      • R(g);::R1(G)
      • B(a);N_GUARD::QAB(B),XB(a)
      • B(a);SBLOCK::R1(G)
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