MESON Chess Problem Database

Problem Display
PID: 6214 (8/N7/1r2p3/2k5/8/4N3/1P1Q3K/6B1 w - - 0 1)

Schiffmann, Israel Abraham

2nd HM., The Australian Meredith Ty., 1928

8/N7/1r2p3/2k5/8/4N3/1P1Q3K/6B1

#2

6 + 3

1397 Faszinierendes Schachproblem 1963
3310 2345 Chess Problems 1997

SOLUTION

  • SOUND
  • Tries
    • 1.b3?
      • threat
        • 2.Sd1#
        • 2.Sf1#
        • 2.Sc2#
        • 2.Sg2#
        • 2.Sc4#
        • 2.Sg4#
        • 2.Sf5#
      • 1...Rb4
        • 2.Sc4#
      • 1...Rd6
        • 2.Sd5#
      • 1...Rxb3!
  • Keys
    • 1.Qd3!
      • threat
        • 2.Sc2#
      • 1...Kb4
        • 2.Qa3#
      • 1...Rd6
        • 2.Sd5#
      • 1...Rb4
        • 2.Sc4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • P(B);
      • Threat
        • DUALS(7)
      • Vars
        • R(b);::B(A)+S(E)
        • R(b);SBLOCK::B(A)+S(E)
      • Refutation
        • R(b);XP(B)
  • Actual
    • Q(C);
    • Threat
      • B(A)+S(E)
    • Vars
      • K(a);S_FLIGHT::QAB1(C)
      • R(b);SBLOCK::B(A)+S(E)
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