MESON Chess Problem Database

Problem Display
PID: 222369 (8/1n2pp2/1rNp3K/5QP1/PBkp4/b1rN1B2/P7/7b w - - 0 1)

Rosenkilde, D Harry

Funkschach, 1926

8/1n2pp2/1rNp3K/5QP1/PBkp4/b1rN1B2/P7/7b

#2

9 + 10

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Rxd3
      • 2.Qd5#
    • 1...Rb5
      • 2.Qxb5#
    • 1...Ra6
      • 2.Qb5#
    • 1...Rxc6
      • 2.Qb5#
    • 1...Bb2
      • 2.Sxb2#
    • 1...Bxb4
      • 2.Sb2#
    • 1...Sa5
      • 2.Sxa5#
    • 1...Sc5
      • 2.Sa5#
    • 1...Sd8
      • 2.Sa5#
    • 1...d5
      • 2.Se5#
  • Tries
    • 1.Qe6+?
      • 1...Kxd3
        • 2.Qe2#
      • 1...d5
        • 2.Sde5#
        • 2.Sce5#
      • 1...fxe6!
  • Keys
    • 1.Qe5!
      • threat
        • 2.Qxd4#
      • 1...Kxd3
        • 2.Qe2#
      • 1...Rxd3
        • 2.Qd5#
      • 1...Rxc6
        • 2.Qb5#
      • 1...dxe5
        • 2.Sxe5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 8
  • Sets
    • R(c);SBLOCK,XS(B)::QAB1(F)
    • R(f);N_GUARD::QAB1(F),XR(f)
    • R(f);N_GUARD::QAB1(F)
    • R(f);N_GUARD,XS(H)::QAB1(F)
    • B(b);N_GUARD::S(B),XB(b)
    • B(b);N_GUARD,XB(E)::S(B)
    • S(h);N_GUARD::S(H),XS(h)
    • S(h);N_GUARD::S(H)
    • P(g);N_GUARD,P_PINS(H)::S(B)
  • Tries
    • Try
      • Q(F);CHECK
      • Vars
        • K(d);OGATEB,S_FLIGHT,XS(B)::QAB1(F)
      • Refutation
        • P(j);XQ(F)
  • Actual
    • Q(F);
    • Threat
      • QAR1(F),XP(e)
    • Vars
      • K(d);OGATEB,S_FLIGHT,XS(B)::QAB1(F)
      • R(c);SBLOCK,XS(B)::QAB1(F)
      • R(f);N_GUARD,XS(H)::QAB1(F)
      • P(g);P_PINS(H),XQ(F)::S(B),XP(g)
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