MESON Chess Problem Database

Problem Display
PID: 56190 (1q3n1r/2p1RK1k/3r2n1/5B2/2Q3p1/8/8/2BRN3 w - - 0 1)

Murarasu, Ion

Troll, 1994

1q3n1r/2p1RK1k/3r2n1/5B2/2Q3p1/8/8/2BRN3

#2

7 + 8

6114 Problemschach-Jahrbuch (1994) 1995

SOLUTION

  • SOUND
  • Sets
    • 1...Qa7
      • 2.Ke8#
    • 1...Qb1
      • 2.Ke8#
    • 1...Qb3
      • 2.Ke8#
    • 1...Qb4
      • 2.Ke8#
    • 1...Qb6
      • 2.Ke8#
    • 1...Qb7
      • 2.Ke8#
    • 1...Qe8+
      • 2.Kxe8#
    • 1...Rxd1
      • 2.Kf6#
    • 1...Rd3
      • 2.Kf6#
    • 1...Rd4
      • 2.Kf6#
    • 1...Rf6+
      • 2.Kxf6#
    • 1...Rd8
      • 2.Kf6#
    • 1...Se6
      • 2.Bxg6#
    • 1...g3
      • 2.Qh4#
  • Keys
    • 1.Sg2!
      • threat
        • 2.Rh1#
      • 1...Qe8+
        • 2.Kxe8#
      • 1...Rf6+
        • 2.Kxf6#
      • 1...Rxd1
        • 2.Kf6#
      • 1...Qb3
        • 2.Ke8#
      • 1...Rd3
        • 2.Kf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 9
  • Sets
    • Q(f);SBLOCK::R(F)+K(G)
    • Q(f);::R(F)+K(G)
    • Q(f);P_PINQ(D)::R(F)+K(G)
    • Q(f);CHECK::R(F)+K(G),XQ(f)
    • R(b);XR(B)::R(F)+K(G)
    • R(b);::R(F)+K(G)
    • R(b);CHECK::R(F)+K(G),XR(b)
    • S(g);N_GUARD,S_CUTR(b)::B(E),XS(c)
    • P(a);OGATE::QAR(D)
  • Actual
    • S(C);
    • Threat
      • R(B)
    • Vars
      • Q(f);CHECK::R(F)+K(G),XQ(f)
      • R(b);CHECK::R(F)+K(G),XR(b)
      • R(b);XR(B)::R(F)+K(G)
      • Q(f);P_PINQ(D)::R(F)+K(G)
      • R(b);::R(F)+K(G)
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