I need help on Gridview Control

I want to show my data in following pattern.

Name Desctiption Category

aaa fdfsdfsfdsf sdfsdfdsf

One line goes here by merging three columns (This is description I want to place after every row)

bbbb dasdasdasd asdasdasd

One line goes here by merging three columns with this

I also want to sort on Name, Description & Category If any one can solve problem please help me out.
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