Complex sentence: She has also chaired a tent at White Linen Night in the heights were community members had the opportunity to sign postcards and banners for deployed military where 200 postcards were signed in just over an hour.
Split into simpler sentences: She has also chaired a tent at White Linen Night in the heights were community members had the opportunity to sign postcards and banners for deployed military. Over 200 postcards were signed in just over an hour.