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Chess Problem 0000c1d401

BDS

L’Echiquier Belge, ????

#4

1.Qd6! [2.Qe7       (3.Sc6+ dxc6 4.Qe3#
                     3.Qg5      (4.Qe3#)
                            Qf4+ 4.Qxf4#)

                Qf4+ 3.gxf4 &    4.Sxf3,Qc5#
                Qf6  3.Sc6+ Qxc6 4.Qe3#
                            dxc6 4.Qe3#
                     3.Qxf6 &    4.Sxf3,Sc6,Qf4#]

1...Qf5 2.Bxf5      (3.Sxf3#)
                c2   3.Qc7  &    4.Sxf3#
1...g6  2.Sxf3+ Qxf3 3.Qf6+ Qxf6 4.f4#

Composed for the WCSC in years past, so intentionally difficult, though I was happy to include the nice 2nd variation.


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