MESON Chess Problem Database

Problem Display
PID: 48241 (7B/2Q4b/6B1/1pq2P2/8/1NP4R/PNkPPR1P/K7 w - - 0 1)

Tominic, Ivo

2nd Place, Liga Problemista, 1981

7B/2Q4b/6B1/1pq2P2/8/1NP4R/PNkPPR1P/K7

#2

14 + 4

23 Die Schwalbe 2003

SOLUTION

  • SOUND
  • Sets
    • 1...Qb4
      • 2.cxb4#
    • 1...Qd4
      • 2.cxd4#
    • 1...Qxc3
      • 2.Rxc3#
      • 2.Qxc3#
  • Tries
    • 1.Qxc5?
      • 1...Bg8
        • 2.f6#
      • 1...b4
        • 2.cxb4#
      • 1...Bxg6!
    • 1.d4?
      • threat
        • 2.e4#
      • 1...Qxd4
        • 2.cxd4#
      • 1...Qxf5
        • 2.e3#
      • 1...Qc4!
  • Keys
    • 1.e3!
      • threat
        • 2.d3#
      • 1...Qxe3
        • 2.dxe3#
      • 1...Qxf5
        • 2.d4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 2
  • Sets
    • Q(c);OGATE::QAR(M)+P(I),XQ(c)
  • Tries
    • Try
      • Q(M);XQ(c)
      • Vars
        • B(d);N_GUARD::B(L)+P(K)
        • P(b);OGATE::QAR(M)+P(I),XP(b)
      • Refutation
        • B(d);XB(L)
    • Try
      • P(D);
      • Threat
        • R(F)+P(E)
      • Vars
        • Q(c);OGATE,XP(D)::QAR(M)+P(I),XQ(c)
        • Q(c);P_SPINQ(c),XP(K)::R(F)+P(E)
      • Refutation
        • Q(c);
  • Actual
    • P(E);
    • Threat
      • R(F)+P(D)
    • Vars
      • Q(c);OGATE,XP(E)::R(F)+P(D),XQ(c)
      • Q(c);P_SPINQ(c),XP(K)::R(F)+P(D)
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