MESON Chess Problem Database

Problem Display
PID: 154014 (b1n1Nn1B/q1RB1K2/R2P4/1p1k1pb1/1P1P1rp1/3Q4/8/8 w - - 0 1)

Tuxen, Harri Viggo

Match: Denmark - Poland, 1933

b1n1Nn1B/q1RB1K2/R2P4/1p1k1pb1/1P1P1rp1/3Q4/8/8

#2

10 + 10

4035 Aarsskrift for DSK 1934

SOLUTION

  • SOUND
  • Sets
    • 1...Qxd4
      • 2.Rc5#
    • 1...Qc5
      • 2.Rxc5#
    • 1...Qb8
      • 2.Rc5#
    • 1...Qxa6
      • 2.Rc5#
    • 1...Qb7
      • 2.Rc5#
    • 1...Qxc7
      • 2.Sxc7#
    • 1...Rxd4
      • 2.Qxf5#
    • 1...Re4
      • 2.Qb3#
    • 1...Bf6
      • 2.Sxf6#
    • 1...Bh6
      • 2.Sf6#
    • 1...Bc6
      • 2.Bxc6#
    • 1...Sb6
      • 2.Rc5#
    • 1...Sxd6+
      • 2.Rxd6#
    • 1...Se6
      • 2.Bxe6#
    • 1...Sg6
      • 2.Be6#
    • 1...Sh7
      • 2.Be6#
  • Tries
    • 1.Bxb5?
      • threat
        • 2.Bc4#
      • 1...Qxc7+
        • 2.Sxc7#
      • 1...Sxd6+
        • 2.Rxd6#
      • 1...Qxa6
        • 2.Rc5#
      • 1...Qc5
        • 2.Rxc5#
      • 1...Sb6!
  • Keys
    • 1.Bxf5!
      • threat
        • 2.Qb3#
      • 1...Qxc7+
        • 2.Sxc7#
      • 1...Rxf5+
        • 2.Qxf5#
      • 1...Sxd6+
        • 2.Rxd6#
      • 1...Qxd4
        • 2.Rc5#
      • 1...Rxd4
        • 2.Be4#
      • 1...Qc5
        • 2.Rxc5#
      • 1...Rf3
        • 2.Qe4#
      • 1...Bf6
        • 2.Sxf6#
      • 1...Sb6
        • 2.Qxb5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 2
    • REMOVED MATES = 9
  • Sets
    • Q(g);N_GUARD,P_SPINQ(g),XP(C)::R1(F)
    • Q(g);N_GUARD::R1(F),XQ(g)
    • Q(g);N_GUARD::R1(F)
    • Q(g);N_GUARD,XR(D)::R1(F)
    • Q(g);P_PINB(G),XR(F)::S(I),XQ(g)
    • R(a);N_GUARD,P_SPINR(a),XP(C)::QAR2(A),XP(e)
    • R(a);SBLOCK::QAB(A)
    • B(f);N_GUARD::S(I),XB(f)
    • B(f);N_GUARD::S(I)
    • B(h);N_GUARD::B(G),XB(h)
    • S(i);S_CUTQ(g)::R1(F)
    • S(i);CHECK,OGATE,XP(E)::R1(D),XS(i)
    • S(j);N_GUARD::B(G),XS(j)
    • S(j);N_GUARD::B(G)
  • Tries
    • Try
      • B(G);P_SPINR(F),XP(c)
      • Threat
        • B(G)
      • Vars
        • Q(g);CHECK,XR(F)::S(I),XQ(g)
        • S(i);CHECK,OGATE,XP(E)::R1(D),XS(i)
        • Q(g);N_PINR(F),XR(D)::R1(F)
        • Q(g);N_PINR(F)::R1(F),XQ(g)
      • Refutation
        • S(i);
  • Actual
    • B(G);P_SPINB(G),P_SPINR(F),XP(e)
    • Threat
      • QAB(A)
    • Vars
      • Q(g);CHECK,XR(F)::S(I),XQ(g)
      • R(a);CHECK,OGATE,XB(G)::QAR2(A),XR(a)
      • S(i);CHECK,OGATE,XP(E)::R1(D),XS(i)
      • Q(g);N_PINR(F),P_SPINQ(g),XP(C)::R1(F)
      • R(a);N_PINB(G),P_SPINR(a),XP(C)::B(G)
      • Q(g);N_PINR(F)::R1(F),XQ(g)
      • R(a);N_GUARD::QAB1(A)
      • B(f);N_GUARD,N_PINB(G)::S(I),XB(f)
      • S(i);S_CUTQ(g)::QAR2(A),XP(c)
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