Complex sentence: Tata Steel has set the target of achieving a capacity of 100 million tons by 2015; it is planning for capacity expansion to be balanced roughly 50-50 between greenfield developments and acquisitions.
Split into simpler sentences: Tata Steel has set the target of achieving a capacity of 100 million tons by 2015. It is planning for capacity expansion to be balanced roughly 50-50 between greenfield developments and acquisitions.