MESON Chess Problem Database

Problem Display
PID: 11385 (7K/1p1nB2b/pN5R/Pk6/1P1n3R/7r/1N2P3/5QbB w - - 0 1)

Buchner, Rudolf

1st Prize, De Maasbode, 1938

7K/1p1nB2b/pN5R/Pk6/1P1n3R/7r/1N2P3/5QbB

#2

11 + 8

3098 FIDE Album (1914-1944) (I) 1971

SOLUTION

  • SOUND
  • Sets
    • 1...Sf3
      • 2.e4#
    • 1...Sf5
      • 2.e3#
    • 1...Sxb6
      • 2.Rxb6#
  • Tries
    • 1.e3+?
      • 1...Bd3
        • 2.Qxd3#
      • 1...Se2!
    • 1.e4+?
      • 1...Rd3
        • 2.Qxd3#
      • 1...Se2!
  • Keys
    • 1.Sc8!
      • threat
        • 2.Sa7#
      • 1...Sxe2
        • 2.Sd6#
      • 1...Sc5
        • 2.Rb6#
      • 1...Sc2
        • 2.Sd6#
      • 1...Sb3
        • 2.Sd6#
      • 1...Sf3
        • 2.e4#
      • 1...Sf5
        • 2.e3#
      • 1...Sc6
        • 2.Sd6#
      • 1...Se6
        • 2.Sd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 1
  • Sets
    • S(c);N_GUARD,S_CUTR(b)::QAB(A)+P(D)
    • S(c);N_GUARD,S_CUTB(h)::QAB(A)+P(D)
    • S(g);OGATE,XS(H)::R1(I),XS(g)
  • Tries
    • Try
      • P(D);CHECK
      • Vars
        • B(h);N_GUARD,P_SPINB(h)::QAB(A),XB(h)
      • Refutation
        • S(c);P_SPINS(c)
    • Try
      • P(D);CHECK
      • Vars
        • R(b);N_GUARD,P_SPINR(b)::QAB(A),XR(b)
      • Refutation
        • S(c);P_SPINS(c)
  • Actual
    • S(H);
    • Threat
      • S(H)
    • Vars
      • S(c);P_SPINS(c),XP(D)::S(H)
      • S(g);N_GUARD::R1(I)
      • S(c);::S(H)
      • S(c);N_GUARD,S_CUTR(b)::QAB(A)+P(D)
      • S(c);N_GUARD,S_CUTB(h)::QAB(A)+P(D)
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