MESON Chess Problem Database

Problem Display
PID: 258703 (1Bn5/3p4/K7/1Q3N2/4k3/2PNr1P1/3bqpP1/3RR3 w - - 0 1)

Schmoll, Werner

idee & form, 2019

1Bn5/3p4/K7/1Q3N2/4k3/2PNr1P1/3bqpP1/3RR3

#2

10 + 7

15601 Albrecht-Leiss-Degener Collection 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Qxd1
      • 2.Sxf2#
    • 1...Qg4
      • 2.Sxf2#
    • 1...Qh5
      • 2.Sxf2#
    • 1...Rxd3
      • 2.Qe5#
    • 1...Rxg3
      • 2.Sxf2#
    • 1...Bc1
      • 2.Qe5#
    • 1...Bxe1
      • 2.Qe5#
    • 1...Sb6
      • 2.Sd6#
    • 1...Sd6
      • 2.Sxd6#
    • 1...Sa7
      • 2.Sd6#
    • 1...Se7
      • 2.Sd6#
  • Keys
    • 1.g4!
      • threat
        • 2.Qc4#
      • 1...Qxd3
        • 2.Sg3#
      • 1...Qxg4
        • 2.Sxf2#
      • 1...Rxd3
        • 2.Qe5#
      • 1...Bxc3
        • 2.Sc5#
      • 1...Sb6
        • 2.Sd6#
      • 1...Sd6
        • 2.Sxd6#
      • 1...d5
        • 2.Sc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 7
  • Sets
    • Q(b);N_GUARD,P_SPINR(d),XR(A)::S(E),XP(c)
    • Q(b);N_GUARD,P_SPINR(d)::S(E),XP(c)
    • R(d);P_SPINQ(b),SBLOCK,XS(E)::QAR1(G)
    • R(d);P_SPINQ(b),XP(F)::S(E),XP(c)
    • B(a);::QAR1(G)
    • B(a);XR(B)::QAR1(G)
    • S(g);N_GUARD::S(H)
    • S(g);N_GUARD::S(H),XS(g)
  • Actual
    • P(F);
    • Threat
      • QAR2(G)
    • Vars
      • Q(b);P_PINQ(G),P_SPINR(d),XS(E)::S(H)
      • Q(b);N_GUARD,P_SPINR(d),XP(F)::S(E),XP(c)
      • R(d);P_SPINQ(b),SBLOCK,XS(E)::QAR1(G)
      • B(a);XP(D)::S(E)
      • S(g);N_GUARD::S(H)
      • S(g);N_GUARD::S(H),XS(g)
      • P(f);SBLOCK::S(E)
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