MESON Chess Problem Database

Problem Display
PID: 224467 (BR6/1n6/4b3/2k5/2NRP3/1PN5/K2Q4/B7 w - - 0 1)

Ohlsson, Anders V

4th Prize, Wanderer, 1887

BR6/1n6/4b3/2k5/2NRP3/1PN5/K2Q4/B7

#2

10 + 3

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Sa5
      • 2.Sa4#
      • 2.Rb5#
      • 2.b4#
    • 1...Sd6
      • 2.Sa4#
      • 2.b4#
    • 1...Sd8
      • 2.Sa4#
      • 2.Rb5#
      • 2.b4#
  • Keys
    • 1.Qh6!
      • 1...Kb4
        • 2.Qf8#
      • 1...Kxd4
        • 2.Qe3#
      • 1...Kc6
        • 2.Rc8#
      • 1...Bxc4
        • 2.Rxc4#
      • 1...Bh3
        • 2.Qb6#
      • 1...Bg4
        • 2.Qb6#
      • 1...Bd5
        • 2.Qb6#
      • 1...Bf5
        • 2.Qb6#
      • 1...Bd7
        • 2.Qb6#
      • 1...Bf7
        • 2.Qb6#
      • 1...Bc8
        • 2.Qb6#
      • 1...Bg8
        • 2.Qb6#
      • 1...Sa5
        • 2.Sa4#
      • 1...Sd6
        • 2.Sa4#
      • 1...Sd8
        • 2.Sa4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 15
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(C);
    • Vars
      • K(a);P_SPINS(c),S_FLIGHT::QAB(C)
      • K(a);OGATEB,S_FLIGHT,XR(G)::QAB1(C)
      • K(a);P-FLIGHT,P_SPINB(b),P_SPINS(c)::R(J)
      • B(b);OGATE,P_PINP(D),XS(F)::R1(G),XB(b)
      • B(b);OGATE::QAB1(C)
      • S(c);::S(E)
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