Contribute correction: De TSR-ontwikkeldisk

  _  _      ___     _____       ___    
 | \| ||   / _ \\  |  __ \\    / _ \\  
 |  ' ||  / //\ \\ | |  \ ||  | / \ || 
 | .  || |  ___  ||| |__/ ||  | \_/ || 
 |_|\_|| |_||  |_|||_____//    \___//  
 `-` -`  `-`   `-`  -----`     `---`