MESON Chess Problem Database

Problem Display
PID: 152645 (3B4/6p1/6Pq/2K2P2/2PR4/1p2k1NR/1r2P3/1rb4N w - - 0 1)

Groeneveld, Cornelis

van Gool, Johann Christoffel

2nd Comm., L'Italia Scacchistica, 1984

3B4/6p1/6Pq/2K2P2/2PR4/1p2k1NR/1r2P3/1rb4N

#2

10 + 7

35 L'Italia Scacchistica 1985

SOLUTION

  • SOUND
  • Sets
    • 1...Qf4
      • 2.Rd3#
    • 1...Qg5
      • 2.Bxg5#
    • 1...Qxh3
      • 2.Bg5#
    • 1...Qh7
      • 2.Bg5#
    • 1...Qh8
      • 2.Bg5#
    • 1...Rd2
      • 2.Re4#
    • 1...Rxe2
      • 2.Sf1#
      • 2.Sh5#
    • 1...Bd2
      • 2.Re4#
  • Tries
    • 1.Ba5?
      • threat
        • 2.Re4#
      • 1...Rxe2
        • 2.Sf1#
        • 2.Sh5#
      • 1...Qf4
        • 2.Rd3#
      • 1...Qh4!
    • 1.Rh2?
      • threat
        • 2.Sf1#
      • 1...Qxh2
        • 2.Bg5#
      • 1...Qf4
        • 2.Rd3#
      • 1...Qh3
        • 2.Bg5#
      • 1...Bd2
        • 2.Re4#
      • 1...Rxe2!
  • Keys
    • 1.Bc7!
      • threat
        • 2.Rd3#
      • 1...Rxe2
        • 2.Sf1#
        • 2.Sh5#
      • 1...Rd2
        • 2.Re4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 6
  • Sets
    • Q(f);SBLOCK::R1(F)
    • Q(f);N_GUARD,P_PINP(H)::B(J),XQ(f)
    • Q(f);N_GUARD,XR(D)::B(J)
    • Q(f);N_GUARD::B(J)
    • R(c);SBLOCK::R1(F)
    • B(b);SBLOCK::R1(F)
  • Tries
    • Try
      • B(J);
      • Threat
        • R1(F)
      • Vars
        • Q(f);SBLOCK::R1(F)
      • Refutation
        • Q(f);
    • Try
      • R(D);
      • Threat
        • S(C)
      • Vars
        • Q(f);N_GUARD,XR(D)::B(J)
        • Q(f);SBLOCK::R1(F)
        • Q(f);N_GUARD::B(J)
        • B(b);SBLOCK::R1(F)
      • Refutation
        • R(c);XP(B)
  • Actual
    • B(J);
    • Threat
      • R1(F)
    • Vars
      • R(c);SBLOCK::R1(F)
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