Complex sentence: The 1989 Grand Prix de Tennis de Lyon was a tennis tournament played on indoor hard courts at the Palais des Sports de Gerland in Lyon in France and was part of the 1989 Nabisco Grand Prix.
Split into simpler sentences: The 1989 Grand Prix de Tennis de Lyon was a tennis tournament played on indoor hard courts. It was played at the Palais des Sports de Gerland in Lyon in France and was part of the 1989 Nabisco Grand Prix.