Complex sentence: It is generally 5 to 10 percent of the pot in each poker hand, up to a predetermined maximum amount, but not only can this percentage be anything, there are other non-percentage ways for a casino to take the rake.
Split into simpler sentences: It is generally 5 to 10 percent of the pot in each poker hand, up to a predetermined maximum amount. There are also other non-percentage ways for a casino to take the rake.