Here are some chess puzzles from the games of Paul Van der Sterren. White to move and win except where noted.
Solutions are between the brackets under each puzzle. Drag your cursor from one bracket to the other.
a) White Mates in 4. Van der Sterren vs Carsten Hoi, Tjentiste, 1975 2k3rr/p4q1p/N2B4/p3PpQ1/3P2n1/8/2P2PPP/1R4K1 w - - 0 1 [ Nc5 Qc7 Qxf5+ Kd8 Rb8+ Qxb8 Qd7# ]
b) Van der Sterren vs Leonard Hofland, Leeuwarden, 1977 3q3k/pp2p1bp/2n1B1p1/3pP3/3P4/nP5R/P4QPP/6K1 w - - 0 1 [ Qf7 if Qf8 Qxg6 h6 Rf3 ]