Complex sentence: The Krusty Krab is a restaurant that is a parody of Jack in the Box, McDonald's, Burger King, Wendy's, and DQ it sells various greasy fast food products at extraordinarily high prices, including the popular Krabby Patty burgers.
Split into simpler sentences: The Krusty Krab is a restaurant that is a parody of Jack in the Box, McDonald's, Burger King, Wendy's, and DQ. It sells various greasy fast food products at extraordinarily high prices, including the popular Krabby Patty burgers.