Complex sentence: His younger career made him look like a good Sri Lankan prospect, however he failed to deliver the goods to a constantly deteriorating Sri Lankan team (previous to the revival of Sri Lankan cricket in the 1996 World Cup).
Split into simpler sentences: His younger career made him look like a good Sri Lankan prospect. However, he failed to deliver the goods to a constantly deteriorating Sri Lankan team (previous to the revival of Sri Lankan cricket in the 1996 World Cup).