MESON Chess Problem Database

Problem Display
PID: 9332 (2N1N3/K7/6B1/4kPb1/b2p4/6P1/5P2/7Q w - - 0 1)

Budde, Otto C

Oesterreichische Lesehalle, 1882

2N1N3/K7/6B1/4kPb1/b2p4/6P1/5P2/7Q

#2

8 + 4

3360 Simple Two-move Themes 1924
5501 Chess Cameos 1936
3310 2345 Chess Problems 1997

SOLUTION

  • SOUND
  • Sets
    • 1...Bh4
      • 2.f4#
    • 1...Bf6
      • 2.f4#
    • 1...Be7
      • 2.f4#
    • 1...Bd8
      • 2.f4#
  • Tries
    • 1.Sb6?
      • threat
        • 2.Sc4#
        • 2.Qd5#
      • 1...d3
        • 2.Qd5#
      • 1...Bb3
        • 2.Sd7#
      • 1...Bb5
        • 2.Qd5#
      • 1...Bc6
        • 2.Sc4#
      • 1...Bxe8!
    • 1.Scd6?
      • threat
        • 2.Sc4#
        • 2.Sf7#
        • 2.Qe4#
      • 1...d3
        • 2.Qe4#
      • 1...Bc2
        • 2.Sc4#
        • 2.Sf7#
      • 1...Bb3
        • 2.Qe4#
      • 1...Bb5
        • 2.Sf7#
        • 2.Qe4#
      • 1...Bc6
        • 2.Sc4#
        • 2.Sf7#
      • 1...Bxe8!
    • 1.Se7?
      • threat
        • 2.Qd5#
      • 1...Bxe7
        • 2.f4#
      • 1...Bb3
        • 2.Sc6#
      • 1...Bc6
        • 2.Sxc6#
      • 1...Bxe8!
  • Keys
    • 1.Sf6!
      • threat
        • 2.Sg4#
      • 1...Kxf6
        • 2.Qh8#
      • 1...Bxf6
        • 2.f4#
      • 1...d3
        • 2.Qa1#
      • 1...Bd1
        • 2.Sd7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 3
  • Sets
    • B(d);N_GUARD::P(B)
  • Tries
    • Try
      • S(G);
      • Threat
        • DUALS(2)
      • Vars
        • P(b);::QAR1(A)
        • B(a);N_GUARD::S(G)
        • B(a);::QAR1(A)
        • B(a);::S(G)
      • Refutation
        • B(a);XS(H)
    • Try
      • S(G);
      • Threat
        • DUALS(3)
      • Vars
        • P(b);::QAR1(A)
        • B(a);::QAR1(A)
      • Refutation
        • B(a);XS(H)
    • Try
      • S(G);
      • Threat
        • QAR1(A)
      • Vars
        • B(d);N_GUARD,XS(G)::P(B)
        • B(a);N_GUARD::S(G)
        • B(a);N_GUARD::S(G),XB(a)
      • Refutation
        • B(a);XS(H)
  • Actual
    • S(H);
    • Threat
      • S(H)
    • Vars
      • K(c);OGATEB,S_FLIGHT,XS(H)::QAB(A)
      • B(d);N_GUARD,SBLOCK,XS(H)::P(B)
      • P(b);OGATEB::QAB(A)
      • B(a);N_GUARD::S(H)
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