MESON Chess Problem Database

Problem Display
PID: 104615 (8/3Q4/2p1PB2/Rb1p1RK1/1p1NkP2/1rb5/1n1pB3/5N2 w - - 0 1)

Subotic, Miroslav

Wola Gulowska, 2002

8/3Q4/2p1PB2/Rb1p1RK1/1p1NkP2/1rb5/1n1pB3/5N2

#2

10 + 9

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Bd3
      • 2.Bf3#
    • 1...Sd3
      • 2.Bf3#
    • 1...c5
      • 2.Qxd5#
  • Tries
    • 1.Rxd5?
      • threat
        • 2.Re5#
      • 1...Bxd4
        • 2.Rxd4#
      • 1...Bxe2
        • 2.Qh7#
      • 1...cxd5
        • 2.Qh7#
      • 1...Sd3
        • 2.Bf3#
      • 1...Sc4!
  • Keys
    • 1.Qh7!
      • threat
        • 2.Qh1#
      • 1...Bxd4
        • 2.Re5#
      • 1...Bxe2
        • 2.Rfxd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 3
  • Sets
    • B(g);SBLOCK::B(B)
    • S(a);SBLOCK::B(B)
    • P(i);N_GUARD::QAB1(J),XP(h)
  • Tries
    • Try
      • R(F);XP(h)
      • Threat
        • R1(F)
      • Vars
        • B(d);OGATE,XS(C)::R1(F),XB(d)
        • B(g);XB(B)::QAB(J)
        • P(i);SBLOCK,XR(F)::QAB(J)
        • S(a);SBLOCK::B(B)
      • Refutation
        • S(a);
  • Actual
    • Q(J);
    • Threat
      • QAB(J)
    • Vars
      • B(d);SBLOCK,XS(C)::QAB(J)+R(F),DCHECK
      • B(g);XB(B)::QAB(J)+R(F),XP(h)
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