MESON Chess Problem Database

Problem Display
PID: 273459 (N1r2B2/5QpK/3p4/1PkBp1rp/2P4R/2Pp4/q7/6R1 w - - 0 1)

Simadhinata, Januarta (Siem Giok Liam)

diagrammes, 1978

N1r2B2/5QpK/3p4/1PkBp1rp/2P4R/2Pp4/q7/6R1

#2

10 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Qb1
      • 2.Qf2#
      • 2.Qa7#
    • 1...Qb3
      • 2.Qf2#
      • 2.Qa7#
    • 1...Qa1
      • 2.Qf2#
    • 1...Qb2
      • 2.Qa7#
    • 1...Qc2
      • 2.Qa7#
    • 1...Qd2
      • 2.Qa7#
    • 1...Qe2
      • 2.Qa7#
    • 1...Qf2
      • 2.Qxf2#
      • 2.Qa7#
    • 1...Qg2
      • 2.Qa7#
    • 1...Qh2
      • 2.Qa7#
    • 1...Qa3
      • 2.Qf2#
    • 1...Qa4
      • 2.Qf2#
    • 1...Qa5
      • 2.Qf2#
    • 1...Qa6
      • 2.Qf2#
    • 1...Qa7
      • 2.Qf2#
      • 2.Qxa7#
    • 1...Qxa8
      • 2.Qf2#
    • 1...Rc7
      • 2.Qxc7#
    • 1...Rxa8
      • 2.Qc7#
    • 1...Rb8
      • 2.Qc7#
    • 1...Rd8
      • 2.Qc7#
    • 1...Re8
      • 2.Qc7#
    • 1...Rxf8
      • 2.Qc7#
    • 1...d2
      • 2.Qf2#
  • Tries
    • 1.Bg2?
      • threat
        • 2.Qd5#
      • 1...Qxc4
        • 2.Qxc4#
      • 1...Qxg2
        • 2.Qa7#
      • 1...Qxa8
        • 2.Qf2#
      • 1...Rxa8
        • 2.Qc7#
      • 1...e4!
    • 1.Bf3?
      • threat
        • 2.Qd5#
      • 1...Qxc4
        • 2.Qxc4#
      • 1...Rxa8
        • 2.Qc7#
      • 1...e4
        • 2.Rxg5#
      • 1...Qxa8!
    • 1.Bc6?
      • threat
        • 2.Qd5#
      • 1...Qxc4
        • 2.Rxc4#
        • 2.Qxc4#
        • 2.Qa7#
      • 1...Qxa8
        • 2.Qf2#
      • 1...Qg2
        • 2.Qa7#
      • 1...e4
        • 2.Rxg5#
      • 1...Rxa8!
    • 1.Bb7?
      • threat
        • 2.Qd5#
      • 1...Qxc4
        • 2.Qxc4#
      • 1...Qxa8
        • 2.Qf2#
      • 1...Rxa8
        • 2.Qc7#
      • 1...e4
        • 2.Rxg5#
      • 1...Qg2!
  • Keys
    • 1.Bh1!
      • threat
        • 2.Qd5#
      • 1...Qxc4
        • 2.Qxc4#
      • 1...Qxa8
        • 2.Qf2#
      • 1...Rxa8
        • 2.Qc7#
      • 1...Qg2
        • 2.Qa7#
      • 1...e4
        • 2.Rxg5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 16
  • Sets
    • Q(a);N_GUARD::QAB(G)
    • Q(a);N_GUARD,XS(I)::QAB(G)
    • R(i);N_GUARD::QAR2(G),XR(i)
    • R(i);N_GUARD,XS(I)::QAR2(G)
    • R(i);N_GUARD::QAR2(G)
    • R(i);N_GUARD,N_SPINP(g),XB(J)::QAR2(G)
    • P(b);S_CUTQ(a)::QAB(G)
  • Tries
    • Try
      • B(F);
      • Threat
        • QAR1(G)
      • Vars
        • Q(a);OGATE,XP(C)::QAR1(G),XQ(a)
        • Q(a);N_GUARD,XB(F)::QAB(G)
        • Q(a);N_GUARD,XS(I)::QAB(G)
        • R(i);N_GUARD,XS(I)::QAR2(G)
      • Refutation
        • P(d);
    • Try
      • B(F);
      • Threat
        • QAR1(G)
      • Vars
        • Q(a);OGATE,XP(C)::QAR1(G),XQ(a)
        • R(i);N_GUARD,XS(I)::QAR2(G)
        • P(d);OGATEB::R(A),XR(e)
      • Refutation
        • Q(a);XS(I)
    • Try
      • B(F);
      • Threat
        • QAR1(G)
      • Vars
        • Q(a);N_GUARD,XS(I)::QAB(G)
        • Q(a);N_GUARD::QAB(G)
        • P(d);OGATEB::R(A),XR(e)
      • Refutation
        • R(i);XS(I)
    • Try
      • B(F);
      • Threat
        • QAR1(G)
      • Vars
        • Q(a);OGATE,XP(C)::QAR1(G),XQ(a)
        • Q(a);N_GUARD,XS(I)::QAB(G)
        • R(i);N_GUARD,XS(I)::QAR2(G)
        • P(d);OGATEB::R(A),XR(e)
      • Refutation
        • Q(a);
  • Actual
    • B(F);
    • Threat
      • QAR1(G)
    • Vars
      • Q(a);OGATE,XP(C)::QAR1(G),XQ(a)
      • Q(a);N_GUARD,XS(I)::QAB(G)
      • R(i);N_GUARD,XS(I)::QAR2(G)
      • Q(a);N_GUARD::QAB(G)
      • P(d);OGATEB::R(A),XR(e)
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