Complex sentence: In October 2012 GIP's second fund, GIP2, completed fundraising, raising US $8.25 billion in investor capital commitments and making it the largest infrastructure fund in the world to date.
Split into simpler sentences: In October 2012 GIP's second fund, GIP2, completed fundraising with $8.25 billion in investor capital commitments. This made GIP2 the largest infrastructure fund in the world to date.