Contribute correction: MSX BASIC BLOK

  ______     ___      ______   _    _   
 /_____//   / _ \\   /_   _// | || | || 
 `____ `   | / \ ||  `-| |,-  | || | || 
 /___//    | \_/ ||    | ||   | \\_/ || 
 `__ `      \___//     |_||    \____//  
 /_//       `---`      `-`'     `---`   
 `-`