Jan Swane
Probleemblad 1959
8/1K5p/p2p4/Q2R3r/1pkBNn2/p2RPB2/5n1q/8

1.Da4! [2.Db3#]

1…P2xd3 2.Pxd6#

1…P4xd3 2.Pd2#

1…Pxd5 2.Dxa6#

1…Txd5 2.Tc3#
Wit geeft mat in 2 zetten