MESON Chess Problem Database

Problem Display
PID: 199703 (6Q1/7p/4R1pB/1rp5/1Pp3B1/3kP1NK/N1p4R/bn6 w - - 0 1)

Mira-Kraft, Edwin

Stuttgarter Zeitung, 2001

(First published on Sat Jun 9 2001)

6Q1/7p/4R1pB/1rp5/1Pp3B1/3kP1NK/N1p4R/bn6

#2

10 + 9

16210 Problemschach-Jahrbuch (2001) 2002

SOLUTION

  • SOUND
  • Sets
    • 1...Bc3
      • 2.Sc1#
    • 1...Sd2
      • 2.Be2#
    • 1...Sc3
      • 2.Sc1#
    • 1...c3
      • 2.Rd6#
    • 1...g5
      • 2.Bf5#
      • 2.Qxh7#
  • Tries
    • 1.Rd2+?
      • 1...Sxd2
        • 2.Be2#
      • 1...Kxd2!
    • 1.Rxg6?
      • threat
        • 2.Bf5#
      • 1...hxg6
        • 2.Qxg6#
      • 1...Sd2
        • 2.Be2#
      • 1...Sc3
        • 2.Sc1#
      • 1...cxb4!
    • 1.Qa8?
      • threat
        • 2.Qe4#
      • 1...Sd2
        • 2.Be2#
      • 1...Sc3
        • 2.Sc1#
      • 1...Rb7!
  • Keys
    • 1.Bf3!
      • threat
        • 2.Be4#
      • 1...c3
        • 2.Rd6#
      • 1...Sd2
        • 2.Be2#
      • 1...Sc3
        • 2.Sc1#
      • 1...g5
        • 2.Qxh7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • B(a);SBLOCK::S(A)
    • S(b);SBLOCK::B(G)
    • S(b);SBLOCK::S(A)
    • P(e);S_CUTB(a)::R(H)
  • Tries
    • Try
      • R(B);CHECK
      • Vars
        • S(b);SBLOCK,XR(B)::B(G)
      • Refutation
        • K(d);P-FLIGHT,XR(B)
    • Try
      • R(H);XP(h)
      • Threat
        • B(G)
      • Vars
        • P(i);OGATE,XR(H)::QAB(J),XP(i)
        • S(b);SBLOCK::B(G)
        • S(b);SBLOCK::S(A)
      • Refutation
        • P(g);XP(F)
    • Try
      • Q(J);
      • Threat
        • QAB1(J)
      • Vars
        • S(b);SBLOCK::B(G)
        • S(b);SBLOCK::S(A)
      • Refutation
        • R(f);
  • Actual
    • B(G);
    • Threat
      • B(G)
    • Vars
      • P(e);S_CUTB(a)::R(H)
      • S(b);SBLOCK::B(G)
      • S(b);SBLOCK::S(A)
      • P(h);OGATEB::QAB(J),XP(i)
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