MESON Chess Problem Database

Problem Display
PID: 149031 (8/8/p2p1Q2/B3r1p1/3k2K1/N2N4/4P2p/7B w - - 0 1)

Dawson, Thomas Rayner

Falkirk Herald, 1919

(First published on Wed Jan 8 1919)

8/8/p2p1Q2/B3r1p1/3k2K1/N2N4/4P2p/7B

#2

7 + 6

15256 TRD Scrapbook 2013

SOLUTION

  • SOUND
  • Sets
    • 1...Ke3
      • 2.Qf2#
    • 1...d5
      • 2.Qxe5#
      • 2.Qb6#
  • Tries
    • 1.Kg3?
      • 1...Ke3
        • 2.Qf2#
      • 1...d5
        • 2.Qxe5#
        • 2.Qb6#
      • 1...g4!
    • 1.Kh3?
      • 1...Ke3
        • 2.Qf2#
      • 1...d5
        • 2.Qxe5#
        • 2.Qb6#
      • 1...g4+!
    • 1.Kh5?
      • 1...Ke3
        • 2.Qf2#
      • 1...d5
        • 2.Qxe5#
        • 2.Qb6#
      • 1...g4+!
    • 1.Be1?
      • 1...Ke3
        • 2.Qf2#
      • 1...d5
        • 2.Qxe5#
        • 2.Qb6#
      • 1...a5!
    • 1.Bd2?
      • 1...d5
        • 2.Qxe5#
        • 2.Qb6#
      • 1...a5!
    • 1.Bc3+?
      • 1...Ke3
        • 2.Qf2#
        • 2.Qf3#
      • 1...Kxc3!
    • 1.Bb4?
      • 1...Ke3
        • 2.Qf2#
      • 1...d5
        • 2.Qxe5#
        • 2.Qb6#
      • 1...a5!
    • 1.Qg7?
      • 1...d5
        • 2.Qxe5#
        • 2.Qa7#
      • 1...Ke3!
    • 1.Qh8?
      • 1...d5
        • 2.Qxe5#
      • 1...Ke3!
    • 1.Qf4+?
      • 1...Re4
        • 2.Qxe4#
      • 1...gxf4!
    • 1.Qxd6+?
      • 1...Ke3
        • 2.Qxe5#
      • 1...Rd5!
  • Keys
    • 1.Sc1!
      • 1...Ke3
        • 2.Sc2#
      • 1...Kc5
        • 2.Sb3#
      • 1...d5
        • 2.Qb6#

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 1
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(b);N_SPINR(c),S_FLIGHT::QAB1(G)
  • Tries
    • Try
      • K(E);P-FLIGHT
      • Vars
        • K(b);N_SPINR(c),S_FLIGHT::QAB1(G)
      • Refutation
        • P(d);
    • Try
      • K(E);S_FLIGHT
      • Vars
        • K(b);N_SPINR(c),S_FLIGHT::QAB1(G)
      • Refutation
        • P(d);CHECK
    • Try
      • K(E);S_FLIGHT
      • Vars
        • K(b);N_SPINR(c),S_FLIGHT::QAB1(G)
      • Refutation
        • P(d);CHECK
    • Try
      • B(F);
      • Vars
        • K(b);N_SPINR(c),S_FLIGHT::QAB1(G)
      • Refutation
        • P(e);
    • Try
      • B(F);
      • Refutation
        • P(e);
    • Try
      • B(F);CHECK
      • Refutation
        • K(b);S_FLIGHT,XB(F)
    • Try
      • B(F);
      • Vars
        • K(b);N_SPINR(c),S_FLIGHT::QAB1(G)
      • Refutation
        • P(e);
    • Try
      • Q(G);
      • Refutation
        • K(b);N_SPINR(c),S_FLIGHT
    • Try
      • Q(G);
      • Vars
        • P(f);N_GUARD::QAB1(G),XR(c)
      • Refutation
        • K(b);N_SPINR(c),S_FLIGHT
    • Try
      • Q(G);CHECK,N_PINR(c)
      • Vars
        • R(c);N_GUARD,P_PINQ(G),P_SPINR(c)::QAR1(G),XR(c)
      • Refutation
        • P(d);XQ(G)
    • Try
      • Q(G);CHECK,N_PINR(c),XP(f)
      • Vars
        • K(b);S_FLIGHT::QAR2(G),XR(c)
      • Refutation
        • R(c);P_SPINR(c)
  • Actual
    • S(D);
    • Vars
      • K(b);N_SPINR(c),S_FLIGHT::S(C)
      • K(b);N_SPINR(c),S_FLIGHT::S(D)
      • P(f);OGATE::QAB(G)
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