MESON Chess Problem Database

Problem Display
PID: 105919 (2K5/3P4/3p1N1B/1P3P1P/p2kp1P1/2N5/1QqP4/2RR1B2 w - - 0 1)

Tuxen, Harri Viggo

1st HM., Bristol Times and Mirror, 1930

2K5/3P4/3p1N1B/1P3P1P/p2kp1P1/2N5/1QqP4/2RR1B2

#2

14 + 5

35 L'Italia Scacchistica 1930
6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Kc5
      • 2.Sxa4#
      • 2.Be3#
    • 1...Qb1
      • 2.Sxb1#
    • 1...Qxd1
      • 2.Sb1#
      • 2.Sxd1#
      • 2.Sa2#
      • 2.Sxa4#
      • 2.Scxe4#
      • 2.Scd5#
    • 1...Qd3
      • 2.Se2#
    • 1...Qxd2
      • 2.Sb1#
      • 2.Sa2#
      • 2.Sxa4#
      • 2.Scxe4#
      • 2.Scd5#
    • 1...Qxc3+
      • 2.Qxc3#
  • Tries
    • 1.Rxc2?
      • threat
        • 2.Sb1#
        • 2.Sa2#
        • 2.Sxa4#
        • 2.Scxe4#
        • 2.Scd5#
      • 1...Kc5
        • 2.Sxa4#
        • 2.Scd5#
        • 2.Be3#
      • 1...Ke5
        • 2.Sb1#
        • 2.Sa2#
        • 2.Se2#
        • 2.Sxa4#
        • 2.Scxe4#
        • 2.Scd5#
      • 1...e3
        • 2.Sb1#
        • 2.Sa2#
        • 2.Sxa4#
        • 2.Sce4#
        • 2.Scd5#
      • 1...d5
        • 2.Sb1#
        • 2.Sa2#
        • 2.Sxa4#
        • 2.Scxe4#
        • 2.Scxd5#
      • 1...a3!
  • Keys
    • 1.Bg7!
      • threat
        • 2.Sxe4#
      • 1...Qxc3+
        • 2.Qxc3#
      • 1...Kc5
        • 2.Sxa4#
      • 1...Ke5
        • 2.Sd5#
      • 1...Qxd2
        • 2.Scd5#
      • 1...Qd3
        • 2.Se2#
      • 1...e3
        • 2.Se4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 1
  • Sets
    • Q(a);N_PINS(F)::QAB(D)+S(F),XQ(a)
    • Q(a);N_PINS(F),SBLOCK::QAB(D)+S(F),DCHECK
    • Q(a);CHECK,OGATE,P_SPINQ(a),XS(F)::QAB1(D),XQ(a)
  • Tries
    • Try
      • R(A);N_SPINS(F),XQ(a)
      • Threat
        • DUALS(5)
      • Refutation
        • P(b);
  • Actual
    • B(L);
    • Threat
      • B(L)+S(K),XP(d)
    • Vars
      • Q(a);CHECK,OGATE,P_SPINQ(a),XS(F)::QAB1(D),XQ(a)
      • K(c);N_PINS(F),S_FLIGHT::S(F),XP(b)
      • K(c);S_FLIGHT::B(L)+S(K)
      • Q(a);N_PINS(F),P_SPINQ(a),XP(E)::QAB(D)+S(F)
      • Q(a);N_PINS(F),SBLOCK::QAB(D)+S(F),DCHECK
      • P(d);::B(L)+S(K)
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