MESON Chess Problem Database

Problem Display
PID: 148257 (3N4/r1p5/p1pp3K/P1kp4/P1qnP3/P7/1NQ2R1B/2n5 w - - 0 1)

Taliani, Alfonso

La Settimana Enigmistica, 1933

(First published on Sat Feb 25 1933)

3N4/r1p5/p1pp3K/P1kp4/P1qnP3/P7/1NQ2R1B/2n5

#2

10 + 10

14868 Pirnie Collection 2013

SOLUTION

  • SOUND
  • Sets
    • 1...Qc3
      • 2.Qxc3#
    • 1...Rb7
      • 2.Sxb7#
    • 1...Ra8
      • 2.Sb7#
    • 1...Sa2
      • 2.Sd3#
    • 1...Sce2
      • 2.Sd3#
    • 1...Scb3
      • 2.Sd3#
    • 1...Sd3
      • 2.Sxd3#
    • 1...Sxc2
      • 2.Se6#
    • 1...Sde2
      • 2.Se6#
    • 1...Sdb3
      • 2.Se6#
    • 1...Sf3
      • 2.Se6#
    • 1...Sb5
      • 2.Se6#
    • 1...Se6
      • 2.Sxe6#
    • 1...dxe4
      • 2.Qxc4#
  • Tries
    • 1.Kh5?
      • 1...Sxc2
        • 2.Se6#
      • 1...dxe4
        • 2.Qxc4#
      • 1...Sde2
        • 2.Se6#
      • 1...Sdb3
        • 2.Se6#
      • 1...Sf3
        • 2.Se6#
      • 1...Sb5
        • 2.Se6#
      • 1...Sf5
        • 2.Se6#
      • 1...Se6
        • 2.Sxe6#
      • 1...Qc3
        • 2.Qxc3#
      • 1...Rb7
        • 2.Sxb7#
      • 1...Ra8
        • 2.Sb7#
      • 1...Sa2
        • 2.Sd3#
      • 1...Sce2
        • 2.Sd3#
      • 1...Scb3
        • 2.Sd3#
      • 1...Sd3
        • 2.Sxd3#
      • 1...Qxc2!
    • 1.Kg6?
      • 1...Sxc2
        • 2.Se6#
      • 1...dxe4
        • 2.Qxc4#
      • 1...Sde2
        • 2.Se6#
      • 1...Sdb3
        • 2.Se6#
      • 1...Sf3
        • 2.Se6#
      • 1...Sb5
        • 2.Se6#
      • 1...Sf5
        • 2.Se6#
      • 1...Se6
        • 2.Sxe6#
      • 1...Qc3
        • 2.Qxc3#
      • 1...Rb7
        • 2.Sxb7#
      • 1...Ra8
        • 2.Sb7#
      • 1...Sa2
        • 2.Sd3#
      • 1...Sce2
        • 2.Sd3#
      • 1...Scb3
        • 2.Sd3#
      • 1...Sd3
        • 2.Sxd3#
      • 1...Qxc2!
    • 1.Kh7?
      • 1...Sxc2
        • 2.Se6#
      • 1...dxe4
        • 2.Qxc4#
      • 1...Sde2
        • 2.Se6#
      • 1...Sdb3
        • 2.Se6#
      • 1...Sf3
        • 2.Se6#
      • 1...Sb5
        • 2.Se6#
      • 1...Sf5
        • 2.Se6#
      • 1...Se6
        • 2.Sxe6#
      • 1...Qc3
        • 2.Qxc3#
      • 1...Rb7
        • 2.Sxb7#
      • 1...Ra8
        • 2.Sb7#
      • 1...Sa2
        • 2.Sd3#
      • 1...Sce2
        • 2.Sd3#
      • 1...Scb3
        • 2.Sd3#
      • 1...Sd3
        • 2.Sxd3#
      • 1...Qxc2!
  • Keys
    • 1.Bg1!
      • 1...Sf5+
        • 2.Rxf5#
      • 1...Qxc2
        • 2.Rxc2#
      • 1...Sxc2
        • 2.Se6#
      • 1...dxe4
        • 2.Qxc4#
      • 1...Sde2
        • 2.Se6#
      • 1...Sdb3
        • 2.Se6#
      • 1...Sf3
        • 2.Se6#
      • 1...Sb5
        • 2.Se6#
      • 1...Se6
        • 2.Sxe6#
      • 1...Qc3
        • 2.Qxc3#
      • 1...Rb7
        • 2.Sxb7#
      • 1...Ra8
        • 2.Sb7#
      • 1...Sa2
        • 2.Sd3#
      • 1...Sce2
        • 2.Sd3#
      • 1...Scb3
        • 2.Sd3#
      • 1...Sd3
        • 2.Sxd3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • Q(b);OGATEB::QAR2(B),XQ(b)
    • R(i);N_GUARD::S(J),XR(i)
    • R(i);N_GUARD::S(J)
    • S(a);N_GUARD::S(A)
    • S(a);N_GUARD::S(A),XS(a)
    • S(c);N_GUARD,N_SPINQ(b),XQ(B)::S(J)
    • S(c);N_GUARD::S(J)
    • S(c);N_GUARD::S(J),XS(c)
    • P(e);N_GUARD,XP(G)::QAR1(B),XQ(b)
  • Tries
    • Try
      • K(I);P-FLIGHT
      • Vars
        • S(c);N_GUARD,N_SPINQ(b),XQ(B)::S(J)
        • P(e);N_GUARD,XP(G)::QAR1(B),XQ(b)
        • S(c);N_GUARD::S(J)
        • S(c);N_GUARD::S(J),XS(c)
        • Q(b);OGATEB::QAR2(B),XQ(b)
        • R(i);N_GUARD::S(J),XR(i)
        • R(i);N_GUARD::S(J)
        • S(a);N_GUARD::S(A)
        • S(a);N_GUARD::S(A),XS(a)
      • Refutation
        • Q(b);N_SPINQ(b),XQ(B)
    • Try
      • K(I);P-FLIGHT
      • Vars
        • S(c);N_GUARD,N_SPINQ(b),XQ(B)::S(J)
        • P(e);N_GUARD,XP(G)::QAR1(B),XQ(b)
        • S(c);N_GUARD::S(J)
        • S(c);N_GUARD::S(J),XS(c)
        • Q(b);OGATEB::QAR2(B),XQ(b)
        • R(i);N_GUARD::S(J),XR(i)
        • R(i);N_GUARD::S(J)
        • S(a);N_GUARD::S(A)
        • S(a);N_GUARD::S(A),XS(a)
      • Refutation
        • Q(b);N_SPINQ(b),P_PINP(G),XQ(B)
    • Try
      • K(I);P-FLIGHT
      • Vars
        • S(c);N_GUARD,N_SPINQ(b),XQ(B)::S(J)
        • P(e);N_GUARD,XP(G)::QAR1(B),XQ(b)
        • S(c);N_GUARD::S(J)
        • S(c);N_GUARD::S(J),XS(c)
        • Q(b);OGATEB::QAR2(B),XQ(b)
        • R(i);N_GUARD::S(J),XR(i)
        • R(i);N_GUARD::S(J)
        • S(a);N_GUARD::S(A)
        • S(a);N_GUARD::S(A),XS(a)
      • Refutation
        • Q(b);N_SPINQ(b),P_PINP(G),XQ(B)
  • Actual
    • B(D);
    • Vars
      • S(c);CHECK,OGATEB::B(D)+R(C),XS(c)
      • Q(b);N_SPINQ(b),OGATE,XQ(B)::R(C),XQ(b)
      • S(c);N_GUARD,N_SPINQ(b),XQ(B)::S(J)
      • P(e);N_GUARD,XP(G)::QAR1(B),XQ(b)
      • S(c);N_GUARD::S(J)
      • S(c);N_GUARD::S(J),XS(c)
      • Q(b);OGATEB::QAR2(B),XQ(b)
      • R(i);N_GUARD::S(J),XR(i)
      • R(i);N_GUARD::S(J)
      • S(a);N_GUARD::S(A)
      • S(a);N_GUARD::S(A),XS(a)
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