MESON Chess Problem Database

Problem Display
PID: 189702 (8/8/8/b6B/q1p4K/8/2p1RB2/1brk4 w - - 0 1)

Moller, Ferdinand Friedrich

Universum, 1912

8/8/8/b6B/q1p4K/8/2p1RB2/1brk4

#2

4 + 7

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Bd2
      • 2.Re1#
      • 2.Re3#
      • 2.Re4#
      • 2.Re5#
      • 2.Re6#
      • 2.Re7#
      • 2.Re8#
  • Keys
    • 1.Be1!
      • threat
        • 2.Re3#
        • 2.Re4#
        • 2.Re5#
        • 2.Re6#
        • 2.Re7#
        • 2.Re8#
      • 1...Bxe1+
        • 2.Rf2#
      • 1...Bd8+
        • 2.Re7#
      • 1...c3+
        • 2.Re4#
      • 1...Qb3
        • 2.Re3#
      • 1...Qb5
        • 2.Re5#
      • 1...Qc6
        • 2.Re4#
      • 1...Qd7
        • 2.Re6#
      • 1...Qe8
        • 2.Rxe8#
      • 1...Qa3
        • 2.Re3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
  • Actual
    • B(B);
    • Threat
      • DUALS(6)
    • Vars
      • B(g);CHECK,SBLOCK,XB(B)::B(D)+R(A)
      • B(g);CHECK::B(D)+R(A)
      • P(f);CHECK::B(D)+R(A)
      • Q(e);::B(D)+R(A)
      • Q(e);::B(D)+R(A),XQ(e)
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