MESON Chess Problem Database

Problem Display
PID: 53079 (1bB5/8/r3pQp1/r7/p3kB2/3R3p/2P1n3/3KR1n1 w - - 0 1)

Anderson, Gerald Frank

Way, Charles F

Western Morning News, 1932

1bB5/8/r3pQp1/r7/p3kB2/3R3p/2P1n3/3KR1n1

#2

7 + 10

268 Chess Life 1953

SOLUTION

  • SOUND
  • Sets
    • 1...Rf5
      • 2.Qd4#
    • 1...Sf3
      • 2.Rxe2#
  • Tries
    • 1.Bc1?
      • threat
        • 2.Rd4#
      • 1...Re5
        • 2.Qf4#
      • 1...Rf5
        • 2.Qd4#
      • 1...Rd6
        • 2.Qf4#
      • 1...Bf4
        • 2.Qxf4#
      • 1...Be5
        • 2.Qxg6#
      • 1...Ba7
        • 2.Qf4#
      • 1...Sf3
        • 2.Rxe2#
      • 1...e5
        • 2.Qh4#
      • 1...Rd5!
  • Keys
    • 1.Bd2!
      • threat
        • 2.Rd4#
      • 1...Rd5
        • 2.Re3#
      • 1...Re5
        • 2.Qf4#
      • 1...Rf5
        • 2.Qd4#
      • 1...Rd6
        • 2.Qf4#
      • 1...Bf4
        • 2.Qxf4#
      • 1...Be5
        • 2.Qxg6#
      • 1...Ba7
        • 2.Qf4#
      • 1...Sf3
        • 2.Rxe2#
      • 1...e5
        • 2.Qh4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
    • R(f);SBLOCK::QAR1(F)
    • S(a);N_GUARD::R(B),XS(b)
  • Tries
    • Try
      • B(E);
      • Threat
        • R1(D)
      • Vars
        • R(f);S_CUTB(j)::QAR1(F)
        • R(f);SBLOCK::QAR1(F)
        • R(g);P_PINR(D),S_CUTB(j)::QAR1(F)
        • B(j);N_GUARD::QAR1(F),XB(j)
        • B(j);SBLOCK,S_CUTR(f)::QAB(F),XP(i)
        • B(j);N_GUARD::QAR1(F)
        • S(a);N_GUARD::R(B),XS(b)
        • P(h);SBLOCK,S_CUTB(j)::QAR(F)
      • Refutation
        • R(f);P_PINR(D)
  • Actual
    • B(E);
    • Threat
      • R1(D)
    • Vars
      • R(f);SBLOCK::R1(D)
      • R(f);S_CUTB(j)::QAR1(F)
      • R(f);SBLOCK::QAR1(F)
      • R(g);S_CUTB(j)::QAR1(F)
      • B(j);N_GUARD::QAR1(F),XB(j)
      • B(j);SBLOCK,S_CUTR(f)::QAB(F),XP(i)
      • B(j);N_GUARD::QAR1(F)
      • S(a);N_GUARD::R(B),XS(b)
      • P(h);SBLOCK,S_CUTB(j)::QAR(F)
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