MESON Chess Problem Database

Problem Display
PID: 200703 (1B1Q4/3P2n1/Kp2p2r/1BpPP2P/1P1kp3/3PN3/3P4/8 w - - 0 1)

Bosetti, Fabio

Problemas, 1993

1B1Q4/3P2n1/Kp2p2r/1BpPP2P/1P1kp3/3PN3/3P4/8

#2

12 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...exd3
      • 2.Qh4#
    • 1...cxb4
      • 2.Qxb6#
    • 1...exd5
      • 2.Sc2#
  • Tries
    • 1.Qh4?
      • threat
        • 2.Qxe4#
      • 1...exd5
        • 2.Sc2#
      • 1...cxb4!
    • 1.Qxb6?
      • threat
        • 2.Qxc5#
      • 1...exd5
        • 2.Sc2#
      • 1...exd3!
  • Keys
    • 1.Bc4!
      • threat
        • 2.Sc2#
      • 1...exd3
        • 2.Qh4#
      • 1...cxb4
        • 2.Qxb6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 1
  • Sets
    • P(b);OGATEB,XP(B)::QAR(L)
    • P(c);OGATEB,XP(D)::QAB(L),XP(d)
    • P(e);SBLOCK,XP(F)::S(C)
  • Tries
    • Try
      • Q(L);P_PINP(b)
      • Threat
        • QAR1(L),XP(b)
      • Vars
        • P(e);SBLOCK,XP(F)::S(C)
      • Refutation
        • P(c);XP(D)
    • Try
      • Q(L);P_PINP(c),XP(d)
      • Threat
        • QAB1(L),XP(c)
      • Vars
        • P(e);P_PINQ(L),SBLOCK,XP(F)::S(C)
      • Refutation
        • P(b);XP(B)
  • Actual
    • B(E);
    • Threat
      • S(C)
    • Vars
      • P(b);OGATEB,XP(B)::QAR(L)
      • P(c);OGATEB,XP(D)::QAB(L),XP(d)
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