Complex sentence: In March 2008, a private Kolkata-based firm, Ramsarup Group, unveiled a proposal for large-scale investment in a greenfield power plant and cement manufacturing plant worth Rs 2200 crores (US $550 million) was submitted to the Government of West Bengal.
Split into simpler sentences: In March 2008, a private Kolkata-based firm, Ramsarup Group, unveiled a proposal for large-scale investment. A greenfield power plant and cement manufacturing plant worth Rs 2200 crores (US $550 million) was submitted to the Government of West Bengal.