MESON Chess Problem Database

Problem Display
PID: 266360 (b7/8/k2rN2R/p7/2q1n3/3N4/5B2/QR3BK1 w - - 0 1)

Bottacchi, Antonio

Realismo e romanticismo nell'arte problemistica di Antonio B, 2005

b7/8/k2rN2R/p7/2q1n3/3N4/5B2/QR3BK1

#2

8 + 6

15601 Albrecht-Leiss-Degener Collection 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Qa2
      • 2.Sc7#
    • 1...Qxd3
      • 2.Sc7#
    • 1...Qd5
      • 2.Sc7#
    • 1...Qa4
      • 2.Sc7#
    • 1...Qc7
      • 2.Sxc7#
    • 1...Rxd3
      • 2.Sc7#
    • 1...Rd5
      • 2.Sc7#
    • 1...Rc6
      • 2.Sc7#
    • 1...Rd7
      • 2.Sc7#
    • 1...Rd8
      • 2.Sc7#
    • 1...Bc6
      • 2.Sc7#
  • Tries
    • 1.Sb4+?
      • 1...Kb5
        • 2.Sc7#
      • 1...Kb7!
  • Keys
    • 1.Qg7!
      • threat
        • 2.Qa7#
      • 1...Sxf2
        • 2.Sdc5#
      • 1...Qb3
        • 2.Sb4#
      • 1...Qb4
        • 2.Sxb4#
      • 1...Qd4
        • 2.Sdc5#
      • 1...Qc5
        • 2.Sdxc5#
      • 1...Qc7
        • 2.Sxc7#
      • 1...Rd4
        • 2.Sec5#
      • 1...Rb6
        • 2.Rxb6#
      • 1...Rd7
        • 2.Sc7#
      • 1...Bb7
        • 2.Qxb7#
      • 1...Sc5
        • 2.Sdxc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 9
  • Sets
    • Q(a);N_GUARD,N_SPINP(c)::S(G)
    • Q(a);N_GUARD,P_SPINQ(a),XS(F)::S(G)
    • Q(a);N_GUARD::S(G)
    • Q(a);N_GUARD::S(G),XQ(a)
    • R(e);XS(F)::R(H)+S(G),DCHECK
    • R(e);::R(H)+S(G),DCHECK
    • R(e);S_CUTQ(a)::S(G)
    • B(f);S_CUTQ(a)::S(G)
  • Tries
    • Try
      • S(F);CHECK,P_PINQ(a)
      • Vars
        • K(d);N_GUARD,N_SPINP(c),S_FLIGHT::S(G)
      • Refutation
        • K(d);N_SPINP(c),N_SPINQ(a),S_FLIGHT
  • Actual
    • Q(A);N_PINP(c)
    • Threat
      • QAR1(A)
    • Vars
      • S(b);N_GUARD,XB(E)::S(F)
      • Q(a);::B(C)+S(F),DCHECK
      • Q(a);::B(C)+S(F),DCHECK,XQ(a)
      • Q(a);P_PINB(E)::B(C)+S(F),DCHECK
      • Q(a);P_PINB(E)::B(C)+S(F),DCHECK,XQ(a)
      • Q(a);N_GUARD::S(G),XQ(a)
      • R(e);::R(H)+S(G),DCHECK
      • R(e);N_GUARD::R1(B),XR(e)
      • B(f);N_GUARD::QAB1(A),XB(f)
      • S(b);N_GUARD::S(F),XS(b)
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