I need help with this xml document!

. The purpose of this assignment is to learn to use namespaces to mix elements from different vocabularies in a single XML document. Suppose, that you keep track of your books in one XMIL document COLLECTION> KTITLE>The Adventures of Huckleberry Finn KAUTHOR Mark TwainKPRICE $5.49/ITEM> KITEM Status-"out"> TITLE>Leaves of Grass KAUTHOR Walt Whitman KPRICE $775K/ITEM> TITLEThe Legend of Sleepy AUTHOR> Washington PRICE>$2.95HolloW Irving /ITEM> KITEM Status-"in"> TITLE>The Marble FaunKAUTHOR Nathaniel Hawthorne PRICE>$10.95 K/ITEM> K/COLLECTION> and that you keep track of your CDs in another XML document: COLLECTION> ITEM TITLE>Violin Concerto in DK/TITLES KCOMPOSER BeethovenPRICE>$14.95K/ITEM> KITEM> TITLE Violin Concertos Numbers 1, 2, and 3Mozart PRICE>$16.49K/ITEM> Now suppose you want to combine these documents into a single XML document that tracks both your collections. However if you merged those two XML documents, you would have a conflict because there are COLLECTION