MESON Chess Problem Database

Problem Display
PID: 41210 (8/KQp1r1q1/p1pp4/p1kP4/1R5r/3PNn2/4N3/6BB w - - 0 1)

Szoghy, Jozsef

Nepszava, 1934

8/KQp1r1q1/p1pp4/p1kP4/1R5r/3PNn2/4N3/6BB

#2

9 + 10

4402 150 Valogatott Feladvanya 1943

SOLUTION

  • SOUND
  • Sets
    • 1...Rxh1
      • 2.Rc4#
    • 1...Rh2
      • 2.Rc4#
    • 1...Rh3
      • 2.Rc4#
    • 1...Rxb4
      • 2.Qxc6#
    • 1...Rc4
      • 2.Rxc4#
    • 1...Rh5
      • 2.Rc4#
    • 1...Rh6
      • 2.Rc4#
    • 1...Rh7
      • 2.Rc4#
    • 1...Rh8
      • 2.Rc4#
    • 1...Sd4
      • 2.Rc4#
    • 1...Se5
      • 2.Sg4#
    • 1...axb4
      • 2.Qxc6#
  • Tries
    • 1.Sc2+?
      • 1...Qd4
        • 2.Qxc6#
      • 1...Qxg1
        • 2.Qxc6#
      • 1...Rd4
        • 2.Qxc6#
      • 1...Re3
        • 2.Qxc6#
      • 1...Sxg1
        • 2.Qxc6#
      • 1...Sd4
        • 2.Rc4#
        • 2.Qxc6#
      • 1...Kxd5!
    • 1.Ra4?
      • threat
        • 2.Rxa5#
        • 2.Qxc6#
      • 1...cxd5
        • 2.Rxa5#
        • 2.Qxd5#
      • 1...Qa1
        • 2.Qxc6#
      • 1...Qb2
        • 2.Qxc6#
      • 1...Qc3
        • 2.Qxc6#
      • 1...Rb4
        • 2.Qxc6#
      • 1...Sd4
        • 2.Rc4#
      • 1...Se5
        • 2.Sg4#
        • 2.Rxa5#
      • 1...Rxa4!
  • Keys
    • 1.Rb3!
      • threat
        • 2.Qxc6#
      • 1...cxd5
        • 2.Qxd5#
      • 1...Sd4
        • 2.Rc3#
      • 1...Se5
        • 2.Sg4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 10
  • Sets
    • R(b);N_GUARD,XB(B)::R1(F)
    • R(b);N_GUARD::R1(F)
    • R(b);SBLOCK,XR(F)::QAR1(I),XP(f)
    • R(b);N_GUARD::R1(F),XR(b)
    • S(a);S_CUTR(b)::R1(F)
    • S(a);N_GUARD,S_CUTQ(j),S_CUTR(i)::B(A)+S(E)
    • P(c);SBLOCK,XR(F)::QAR1(I),XP(f)
  • Tries
    • Try
      • S(E);CHECK
      • Vars
        • Q(j);P_SPINQ(j)::QAR1(I),XP(f)
        • Q(j);XB(A)::QAR1(I),XP(f)
        • R(b);P_SPINR(b)::QAR1(I),XP(f)
        • R(i);P_SPINR(i)::QAR1(I),XP(f)
        • S(a);XB(A)::QAR1(I),XP(f)
      • Refutation
        • K(d);P-FLIGHT,P_SPINP(f),P_SPINS(a),XP(G)
    • Try
      • R(F);
      • Threat
        • DUALS(2)
      • Vars
        • Q(j);::QAR1(I),XP(f)
        • R(b);::QAR1(I),XP(f)
        • S(a);S_CUTR(b)::R1(F)
      • Refutation
        • R(b);XR(F)
  • Actual
    • R(F);
    • Threat
      • QAR1(I),XP(f)
    • Vars
      • P(f);OGATE,XP(G)::QAR1(I),XP(f)
      • S(a);S_CUTQ(j),S_CUTR(b)::R(F)
      • S(a);N_GUARD,S_CUTQ(j),S_CUTR(i)::B(A)+S(E)
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