Complex sentence: Early in her first term she assembled a broad group of stakeholders into a forum called the Sustainable Business Initiative, one of whose recommendations was to create the city's Sustainability Commission, which Council officially created in 2007.
Split into simpler sentences: Early in her first term, she assembled a broad group of stakeholders into a forum called the Sustainable Business Initiative. One of SBI's recommendations was to create the city's Sustainability Commission, which Council officially created in 2007.