MESON Chess Problem Database

Problem Display
PID: 48886 (1r2Nq2/p7/1Qnrp3/2RPk1p1/5p1n/K2BB3/3P1P2/4R3 w - - 0 1)

Artamovski, E

Het Schaakleven, 1932

1r2Nq2/p7/1Qnrp3/2RPk1p1/5p1n/K2BB3/3P1P2/4R3

#2

10 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Rd7
      • 2.d6#
    • 1...Rdd8
      • 2.d6#
    • 1...Se7
      • 2.Qxd6#
  • Tries
    • 1.Qb2+?
      • 1...Sd4
        • 2.Bxd4#
        • 2.Qxd4#
      • 1...Rxb2!
  • Keys
    • 1.Rb5!
      • threat
        • 2.Bd4#
      • 1...Rxd5+
        • 2.Bc5#
      • 1...Rd7+
        • 2.d6#
      • 1...Rdd8+
        • 2.d6#
      • 1...Rxb6
        • 2.Bxb6#
      • 1...fxe3
        • 2.Qxe3#
      • 1...axb6
        • 2.Bxb6#
      • 1...Sd4
        • 2.Bxd4#
        • 2.Qxd4#
      • 1...f3
        • 2.Bxg5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 1
  • Sets
    • R(f);OGATE,P_PINR(G)::R(G)+P(H)
    • S(e);OGATE::QAB1(I),XR(f)
  • Tries
    • Try
      • Q(I);CHECK
      • Refutation
        • R(i);XQ(I)
  • Actual
    • R(G);
    • Threat
      • R(A)+B(F),DCHECK
    • Vars
      • R(f);CHECK,P_SPINR(f),SBLOCK,XP(H)::R(A)+B(F)
      • R(f);CHECK,OGATE::R(G)+P(H)
      • R(i);OGATE,XQ(I)::R(A)+B(F),XR(i)
      • P(a);OGATE,P_SPINP(a),XB(F)::QAR2(I),XP(a)
      • P(h);OGATE,XQ(I)::R(A)+B(F),XP(h)
      • P(a);OGATE::R(A)+B(F),XP(d)
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