Complex sentence: SEBRA's smallest venues can see 800 fans while other performances can attract crowds of 5,000 people a night and thousands now follow the association's bull riders and events through its website and social media.
Split into simpler sentences: SEBRA's smallest venues can accommodate 800 fans while other performances can attract crowds of 5,000 people a night. Thousands of fans now follow SEBRA bull riders and events through the SEBRA website and social media.