MESON Chess Problem Database

Problem Display
PID: 243328 (8/4p3/1nK2b2/pR6/p1k4r/5r2/1B1Q1n2/1R1b4 w - - 0 1)

Andersson, Sven Tore

Sinfonie Scacchistiche, 1967

8/4p3/1nK2b2/pR6/p1k4r/5r2/1B1Q1n2/1R1b4

#2

5 + 10

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Rb3
      • 2.Rc5#
    • 1...Bb3
      • 2.Rc5#
    • 1...Sd5
      • 2.Qxd5#
    • 1...Sd7
      • 2.Qd5#
    • 1...Sa8
      • 2.Qd5#
    • 1...Sc8
      • 2.Qd5#
  • Tries
    • 1.Bxf6?
      • threat
        • 2.Rc5#
      • 1...Rf5
        • 2.Qc3#
      • 1...Rh5
        • 2.Qd4#
      • 1...Sd3
        • 2.Qc3#
      • 1...Se4
        • 2.Qd4#
      • 1...Sd7
        • 2.Qd5#
      • 1...Rxf6+!
  • Keys
    • 1.Be5!
      • threat
        • 2.Rc5#
      • 1...Sd3
        • 2.Qc3#
      • 1...Se4
        • 2.Qd4#
      • 1...Sd7
        • 2.Qd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 5
  • Sets
    • R(c);SBLOCK::R1(D)
    • B(a);SBLOCK::R1(D)
    • S(h);N_GUARD::QAB1(C),XS(h)
    • S(h);N_GUARD::QAB1(C)
  • Tries
    • Try
      • B(B);XB(i)
      • Threat
        • R1(D)
      • Vars
        • R(c);N_GUARD::QAR1(C)
        • R(f);N_GUARD::QAR1(C)
        • S(b);S_CUTR(c)::QAR1(C)
        • S(b);S_CUTR(f)::QAR1(C)
        • S(h);N_GUARD::QAB1(C)
      • Refutation
        • R(c);CHECK,XB(B)
  • Actual
    • B(B);
    • Threat
      • R1(D)
    • Vars
      • S(b);S_CUTR(c)::QAR1(C)
      • S(b);S_CUTR(f)::QAR1(C)
      • S(h);N_GUARD::QAB1(C)
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