MESON Chess Problem Database

Problem Display
PID: 67183 (4R2B/K1R4n/5r2/NB1p1b2/P2k1P2/1P1ppP2/rp1P4/nQ3Nq1 w - - 0 1)

Szerencsics, Alois

16th Place, 01. WCCT, 1972-1975

4R2B/K1R4n/5r2/NB1p1b2/P2k1P2/1P1ppP2/rp1P4/nQ3Nq1

#2

13 + 11

SOLUTION

  • SOUND
  • Sets
    • 1...Qh2
      • 2.dxe3#
    • 1...Qxf1
      • 2.dxe3#
    • 1...Qh1
      • 2.dxe3#
    • 1...Qg2
      • 2.dxe3#
    • 1...Qg3
      • 2.dxe3#
    • 1...Qg4
      • 2.dxe3#
    • 1...Qg5
      • 2.dxe3#
    • 1...Qg6
      • 2.dxe3#
    • 1...Qg7
      • 2.dxe3#
    • 1...Qg8
      • 2.dxe3#
    • 1...Ra3
      • 2.Qxb2#
    • 1...Rxa4
      • 2.Qxb2#
    • 1...Bh3
      • 2.Qxd3#
    • 1...Bg4
      • 2.Qxd3#
    • 1...Be6
      • 2.Qxd3#
    • 1...Bd7
      • 2.Qxd3#
    • 1...Bc8
      • 2.Qxd3#
    • 1...Sxb3
      • 2.Sxb3#
    • 1...Sg5
      • 2.Bxf6#
    • 1...Sf8
      • 2.Bxf6#
  • Tries
    • 1.b4?
      • threat
        • 2.Sc6#
      • 1...Rxa4
        • 2.Qxb2#
      • 1...Qg7
        • 2.dxe3#
      • 1...Bd7
        • 2.Qxd3#
      • 1...exd2!
  • Keys
    • 1.Rd8!
      • threat
        • 2.Rc4#
      • 1...Rxa4
        • 2.Qxb2#
      • 1...Qg7
        • 2.dxe3#
      • 1...Bd7
        • 2.Qxd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 17
  • Sets
    • Q(b);N_GUARD::P(C),XP(f)
    • Q(b);N_GUARD,XS(B)::P(C),XP(f)
    • Q(b);N_GUARD,N_SPINR(j),P_PINR(K)::P(C),XP(f)
    • R(c);N_GUARD::QAB(A),XP(d)
    • R(c);N_GUARD,P_PINS(H),XP(F)::QAB(A),XP(d)
    • B(i);N_GUARD::QAR1(A),XP(e)
    • S(a);XP(D)::S(H),XS(a)
    • S(k);N_GUARD::B(M),XR(j)
  • Tries
    • Try
      • P(D);
      • Threat
        • S(H)
      • Vars
        • R(c);N_GUARD,P_PINS(H),XP(F)::QAB(A),XP(d)
        • Q(b);N_GUARD,N_SPINR(j),P_PINR(K)::P(C),XP(f)
        • B(i);N_GUARD::QAR1(A),XP(e)
      • Refutation
        • P(f);XP(C)
  • Actual
    • R(L);P_PINP(h)
    • Threat
      • R1(K)
    • Vars
      • R(c);N_GUARD,P_PINS(H),XP(F)::QAB(A),XP(d)
      • Q(b);N_GUARD,N_SPINR(j),P_PINR(K)::P(C),XP(f)
      • B(i);N_GUARD,N_SPINP(h)::QAR1(A),XP(e)
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