(46) Sanderse,J - Helpmat in 2
The Problemist I-1979
[W.G.Sanderse]

1...Qxa6 [1...Qxa5 2.Bxd3 Rxf4 3.Rg6#; 1...Qxa5 2.Bxd3 Rxf4 3.Rg6#] 2.Rxe4 Bd2 3.Bxd2# 1-0

(47) Sanderse,J - Helpmat in 3
Probleemblad 1979
[W.G.Sanderse]

 1...b1B 2.Ne4 Bxc2 3.Bxb4 Bb1 4.Bxb3# 1-0

(48) Sanderse,J - Helpmat in 3
Probleemblad 1979
[W.G.Sanderse]

 1...b1N 2.Nd4 Nxd2 3.Bxb3 Nb1 4.Bxb4# 1-0

(49) Sanderse,J - Helpmat in 2
Probleemblad 1979
[W.G.Sanderse]

 4...Nd4 [4...Qf3 5.Bc3 Qg4 6.Be5#] 5.Bd7 Na4 6.Bc7# 1-0

(50) Sanderse,J - Helpmat in 2
Probleemblad 1979
[W.G.Sanderse]

 1...Nd5 [1...Qg3 2.Bb3 Qh2 3.Be6#] 2.Bc7 Na5 3.Bd7# 1-0

(51) Sanderse,J - Helpmat in 2
Gazetta Czestochowska 1979
[W.G.Sanderse]

 1...Kd6 [1...Kd6 2.Bb2 Bd5 3.Ba3#; 1...Kd6 2.Nf2 Nd5 3.Ne4#; 1...Kd6 2.Qg7 Qd5 3.Qe7#] 2.Rb8 Rd5 3.Rxb6# 1-0

(52) Sanderse,J - Helpmat in 2
Feenschach XII-1980
[W.G.Sanderse]

 1...Qa8 [1...Bb2 2.Rxe4 Nd4 3.Re5#; 1...Nd2 2.Rxe4 Nc4+ 3.Re3#; 1...Ne5 2.Nxe4 Nc4+ 3.Nd6#] 2.Nxe4 Nd4 3.Nf6# 1-0

(53) Sanderse,J - Helpmat in 2
Canadian Chess Chat 1980
[W.G.Sanderse]

 1...Bb3 [1...Qxd5 2.Nd6 Re4 3.Nf3#; 1...Rd4 2.Nd8 Rxd5 3.Nc6#; 1...Nc7 2.Kg7 Nxd5 3.Bd6#; 1...exd5 2.d4+ Ke6 3.Nc5#] 2.Nc5 Bxd5 3.Nd7# 1-0

(54) Sanderse,J - Helpmat in 2
The Problemist VII-1980
[W.G.Sanderse]

 1...c6 [1...Nd4 2.Kg4 Rf7 3.Nc5#] 2.Kg2 Qd7 3.Ng5# 1-0