Complex sentence: As of 2009, his wealth has decreased to $770 million.His wealth is mainly depends the fortunes of the company aban offshore.Aban offshore's market cap drastically dipped due to recent prolonged bear market.
Split into simpler sentences: As of 2009, his wealth has decreased to $770 million.His wealth is mainly dependent on the fortunes of his company, Aban Offshore. Aban Offshore's market cap drastically dipped due to the recent prolonged bear market.