MESON Chess Problem Database

Problem Display
PID: 135497 (2B1Q2R/q2r1ppP/1p1N2kr/2b1P2p/p6K/6N1/4P3/6R1 w - - 0 1)

Ancin, Andrej

Zilahi, Zoltan

Arbejder-Skak, 1935

2B1Q2R/q2r1ppP/1p1N2kr/2b1P2p/p6K/6N1/4P3/6R1

#2

10 + 10

14649 Andrej Ancin - Chess Compositions 2008

SOLUTION

  • SOUND
  • Sets
    • 1...Rxd6
      • 2.Bf5#
    • 1...Rb7
      • 2.Bf5#
    • 1...Rc7
      • 2.Bf5#
    • 1...Re7
      • 2.Bf5#
    • 1...Rd8
      • 2.Bf5#
    • 1...Ba3
      • 2.Sf1#
      • 2.Sh1#
      • 2.Sge4#
      • 2.Sgf5#
      • 2.Sxh5#
    • 1...Bb4
      • 2.Sf1#
      • 2.Sh1#
      • 2.Sge4#
      • 2.Sgf5#
      • 2.Sxh5#
  • Tries
    • 1.Qe6+?
      • 1...f6
        • 2.Qf5#
      • 1...fxe6!
  • Keys
    • 1.Sxf7!
      • threat
        • 2.Qe6#
      • 1...Rd4+
        • 2.Se4#
      • 1...Be7+
        • 2.Sg5#
      • 1...Rxf7
        • 2.Bf5#
      • 1...Rd6
        • 2.Bf5#
      • 1...Re7
        • 2.Bf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 3
  • Sets
    • R(h);OGATE,XS(F)::B(H)
    • R(h);OGATE::B(H)
  • Tries
    • Try
      • Q(I);CHECK,N_PINP(i)
      • Vars
        • P(i);P_SPINP(i)::QAB1(I)
      • Refutation
        • P(i);XQ(I)
  • Actual
    • S(F);XP(i)
    • Threat
      • QAR2(I)
    • Vars
      • R(h);CHECK,S_CUTB(b)::R(A)+S(C)
      • B(b);CHECK,S_CUTR(h)::QAB(I)+S(F)
      • R(h);OGATE,P_SPINR(h),XS(F)::B(H)
      • R(h);OGATE::B(H)
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