MESON Chess Problem Database

Problem Display
PID: 266801 (5b2/1N6/1R1p4/2N2n2/r1kP2R1/n4Q1p/bq2PK2/B4B2 w - - 0 1)

Bottacchi, Antonio

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

5b2/1N6/1R1p4/2N2n2/r1kP2R1/n4Q1p/bq2PK2/B4B2

#2

10 + 9

15601 Albrecht-Leiss-Degener Collection 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Qxd4+
      • 2.e3#
    • 1...Qxe2+
      • 2.Bxe2#
    • 1...Qb4
      • 2.e3#
      • 2.e4#
    • 1...Rb4
      • 2.Sa5#
    • 1...Ra5
      • 2.Sxa5#
    • 1...Se7
      • 2.Sxd6#
    • 1...d5
      • 2.Qd3#
  • Tries
    • 1.Sb3?
      • threat
        • 2.Qc6#
      • 1...Qxd4+
        • 2.e3#
      • 1...Qxe2+
        • 2.Bxe2#
      • 1...Rb4
        • 2.S3a5#
        • 2.S7a5#
      • 1...Ra5
        • 2.S3xa5#
        • 2.S7xa5#
      • 1...Se7
        • 2.Sxd6#
      • 1...d5
        • 2.Qd3#
      • 1...Sb5!
    • 1.d5+?
      • 1...Qd4+
        • 2.e3#
      • 1...Sd4!
  • Keys
    • 1.Sa6!
      • threat
        • 2.Qc6#
      • 1...Qxd4+
        • 2.e3#
      • 1...Qxe2+
        • 2.Bxe2#
      • 1...Qxb6
        • 2.e4#
      • 1...Qb4
        • 2.e4#
      • 1...Qb5
        • 2.e4#
      • 1...Rb4
        • 2.Sa5#
      • 1...Ra5
        • 2.Sxa5#
      • 1...Sb5
        • 2.Rc6#
      • 1...Se7
        • 2.Sxd6#
      • 1...d5
        • 2.Qd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • Q(b);CHECK,N_PINP(C),P_SPINQ(b),XP(F)::B(B)+P(C)
    • Q(b);CHECK,OGATE,P_SPINQ(b),XP(C)::B(B),XQ(b)
    • R(e);N_GUARD::S(J)
    • R(e);N_GUARD::S(J),XR(e)
    • S(g);N_GUARD,S_CUTB(i)::S(J),XP(h)
    • P(h);SBLOCK::QAB1(E)
  • Tries
    • Try
      • S(H);
      • Threat
        • QAR2(E)
      • Vars
        • Q(b);CHECK,N_PINP(C),P_SPINQ(b),XP(F)::B(B)+P(C)
        • Q(b);CHECK,OGATE,P_SPINQ(b),XP(C)::B(B),XQ(b)
        • S(g);N_GUARD,S_CUTB(i)::S(J),XP(h)
        • P(h);SBLOCK::QAB1(E)
      • Refutation
        • S(c);
    • Try
      • P(F);CHECK
      • Vars
        • Q(b);CHECK,N_PINP(C),P_SPINQ(b)::B(B)+P(C)
      • Refutation
        • S(g);P_SPINS(g)
  • Actual
    • S(H);
    • Threat
      • QAR2(E)
    • Vars
      • Q(b);CHECK,N_PINP(C),P_SPINQ(b),XP(F)::B(B)+P(C)
      • Q(b);CHECK,OGATE,P_SPINQ(b),XP(C)::B(B),XQ(b)
      • Q(b);N_PINP(C),P_PINP(F),XR(I)::B(B)+P(C)
      • Q(b);N_PINP(C)::B(B)+P(C)
      • R(e);N_GUARD::S(J)
      • R(e);N_GUARD::S(J),XR(e)
      • S(c);SBLOCK::R(I)
      • S(g);N_GUARD,S_CUTB(i)::S(J),XP(h)
      • P(h);SBLOCK::QAB1(E)
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