Simplify the following text for a Grade 6 native English-speaking person.
Original: In 2009 , at least three stores in Seattle were debranded to remove the logo and brand name , and remodel the stores as local coffee houses `` inspired by Starbucks . '' CEO Howard Schultz says the unbranded stores are a `` laboratory for Starbucks '' .
Simplified: Some American cities have many Starbucks stores .