MESON Chess Problem Database

Problem Display
PID: 231040 (2b4b/r3k2K/6Q1/2N1PR2/2p1q1pN/B7/8/8 w - - 0 1)

Zastrow, Bruno

Deutsche Schachzeitung, 1928

2b4b/r3k2K/6Q1/2N1PR2/2p1q1pN/B7/8/8

#2

7 + 7

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Se6+?
      • 1...Rxa3
        • 2.Qf7#
      • 1...Kd7!
    • 1.Sb7+?
      • 1...Rxa3
        • 2.Qf7#
      • 1...Kd7!
  • Keys
    • 1.Rf8!
      • threat
        • 2.Re8#
      • 1...Kxf8+
        • 2.Sd7#
      • 1...Qxg6+
        • 2.Sxg6#
      • 1...Qc6
        • 2.Qf7#
      • 1...Bd7
        • 2.Sa4#
        • 2.Sa6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);CHECK
      • Vars
        • R(d);XB(A)::QAR1(F)
      • Refutation
        • K(e);P-FLIGHT
    • Try
      • S(C);CHECK
      • Vars
        • R(d);XB(A)::QAR1(F)
      • Refutation
        • K(e);P-FLIGHT
  • Actual
    • R(E);P_SPINQ(F)
    • Threat
      • R1(E)
    • Vars
      • K(e);CHECK,S_FLIGHT,XR(E)::B(A)+S(C),DCHECK
      • Q(b);CHECK,XQ(F)::S(B),XQ(b)
      • Q(b);N_PINQ(F)::QAR1(F)
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