Simplify the following text for a Grade 5 native English-speaking person.
Original: In December 2006 , there was a further reduction in CBBC facilities . A color separation overlay set was assembled in TC12 , and this became the home of all CBBC links on BBC One , BBC Two and CBBC Channel until September 2007 .
Simplified: The CBBC brands for BBC One and BBC Two are `` CBBC One '' and `` CBBC Two '' .