MESON Chess Problem Database

Problem Display
PID: 6667 (2N5/5p2/8/Kb1NkPp1/3p4/8/5R2/7Q w - - 0 1)

Jenssen, August

Nordorsk Sjakk, 1932

2N5/5p2/8/Kb1NkPp1/3p4/8/5R2/7Q

#2

6 + 5

3310 2345 Chess Problems 1997

SOLUTION

  • SOUND
  • Tries
    • 1.Re2+?
      • 1...Kxf5
        • 2.Qe4#
      • 1...Bxe2!
  • Keys
    • 1.Sf6!
      • threat
        • 2.Sg4#
      • 1...Kxf6
        • 2.Qh8#
      • 1...d3
        • 2.Qa1#
      • 1...Be2
        • 2.Sd7#
      • 1...g4
        • 2.Sxg4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(B);CHECK
      • Vars
        • K(c);P-FLIGHT,XP(E)::QAB1(A)
      • Refutation
        • B(b);XR(B)
  • Actual
    • S(D);
    • Threat
      • S(D)
    • Vars
      • K(c);OGATEB,S_FLIGHT,XS(D)::QAB(A)
      • P(a);OGATEB::QAB(A)
      • B(b);N_GUARD::S(D)
      • P(d);::S(D),XP(d)
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