MESON Chess Problem Database

Problem Display
PID: 101071 (6r1/1N1B4/5b2/1R1rkN1Q/p3n3/BR1p2Pb/3P4/K7 w - - 0 1)

Loedel, Juan Eduardo

Good Companions, 1920

6r1/1N1B4/5b2/1R1rkN1Q/p3n3/BR1p2Pb/3P4/K7

#2

10 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Qe8+?
      • 1...Be7
        • 2.Qxe7#
      • 1...Rxe8!
  • Keys
    • 1.Qe2!
      • threat
        • 2.Bb2#
        • 2.Bd6#
      • 1...Rxb5
        • 2.Rxb5#
      • 1...Rxg3
        • 2.Bd6#
      • 1...Bxf5
        • 2.Bb2#
      • 1...dxe2
        • 2.d4#
      • 1...Rc5
        • 2.Rxc5#
      • 1...Bh4
        • 2.Bb2#
      • 1...Bg5
        • 2.Bb2#
      • 1...Be7
        • 2.Bb2#
      • 1...Bg7
        • 2.Bb2#
      • 1...Bd8
        • 2.Bb2#
      • 1...Bh8
        • 2.Bb2#
      • 1...Rc8
        • 2.Bd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 12
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(H);CHECK
      • Vars
        • B(g);N_GUARD,P_SPINB(g)::QAR2(H),XB(g)
      • Refutation
        • R(h);XQ(H)
  • Actual
    • Q(H);P_PINS(d)
    • Threat
      • DUALS(2)
    • Vars
      • R(e);N_SPINR(e),OGATE,XR(F)::R(D),XR(e)
      • R(h);XP(E)::B(C)
      • B(b);XS(G)::B(C)
      • P(a);N_SPINS(d),OGATE,XQ(H)::P(B)
      • R(e);OGATEB::R(F),XR(e)
      • B(g);::B(C)
      • R(h);::B(C)
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