MESON Chess Problem Database

Problem Display
PID: 221369 (b1B3r1/4p3/3pQPp1/3p3p/rR2qk1P/2N5/4P3/B4NKn w - - 0 1)

Baxter, FL

Il Due Mosse, 1959

b1B3r1/4p3/3pQPp1/3p3p/rR2qk1P/2N5/4P3/B4NKn

#2

10 + 11

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Qxb4
      • 2.Qe3#
    • 1...Qc4
      • 2.Qe3#
    • 1...Qd4+
      • 2.Qe3#
    • 1...g5
      • 2.Qf5#
    • 1...exf6
      • 2.Qxd6#
      • 2.Qxf6#
  • Keys
    • 1.Qxd5!
      • threat
        • 2.Qg5#
      • 1...Qd4+
        • 2.e3#
      • 1...Bxd5
        • 2.Sxd5#
      • 1...exf6
        • 2.Qxd6#
      • 1...Ra5
        • 2.Rxe4#
      • 1...g5
        • 2.Qf5#
      • 1...e5
        • 2.Qd2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 4
    • REMOVED MATES = 2
  • Sets
    • Q(c);N_SPINQ(c),OGATE,XR(F)::QAB1(H)
    • Q(c);OGATE::QAB1(H)
    • Q(c);CHECK,OGATE::QAB1(H)
    • P(h);N_GUARD::QAR1(H)
  • Actual
    • Q(H);XP(e)
    • Threat
      • QAB1(H)
    • Vars
      • Q(c);CHECK::P(D)
      • B(j);XQ(H)::S(E),XB(j)
      • P(i);N_GUARD,XP(I)::QAB(H),XP(g)
      • R(b);N_GUARD::R1(F),XQ(c)
      • P(h);N_GUARD::QAR1(H)
      • P(i);SBLOCK::QAB(H)
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