Complex sentence: The building has secured from the Green Building Initiative the highest possible 4 Green Globes rating of an overall rating of 85% on the Green Globes rating scale and 100% for its design and its sustainable performance measures.
Split into simpler sentences: The building has secured from the Green Building Initiative the highest possible 4 Green Globes. It obtained a rating of an overall 85% on the Green Globes rating scale and 100% for its design and its sustainable performance measures.