Complex sentence: Success at the World Cup was followed by a defeat by Sri Lanka in the final of the Aiwa Cup in August 1999, despite Gilchrist being the most successful batsman and wicket-keeper of the tournament, with 231 runs at 46.20.
Split into simpler sentences: Success at the World Cup was followed by a defeat by Sri Lanka in the final of the Aiwa Cup in August 1999,. Gilchrist was the most successful batsman and wicket-keeper of the tournament, with 231 runs at 46.20.