The Sidelines : Unseeded Swiss Tops Svensson

Unseeded Marc Rosset of Switzerland beat fifth-seeded Jonas Svensson 6-0, 6-4 today on the opening day of the Donnay Indoor Tennis Championship.

Svensson, a Swede ranked 11th at the end of 1990, became the first seeded player to be eliminated.

In other matches, Andrei Cherkasov of the Soviet Union beat Juan Aguilera of Spain 6-2, 6-2, and sixth-seeded Andrei Chesnokov of the Soviet Union beat Christian Bergstrom of Sweden 3-6, 6-4, 6-4.

Pat Cash, a wild-card entry who has slipped badly in world rankings, struggled to a 2-6, 7-6 (7-5), 6-3 victory over Karel Novacek of Czechoslovakia.

The Belgian indoor event ends next Sunday and has attracted the world’s top two players, Boris Becker and Stefan Egberg. Andre Agassi, ranked fourth, also is scheduled to compete.