which writer of dirty white boy is also the writer of alvin and the chipmunks: the squeakquel ?
SELECT DISTINCT var_uri where brack_open dbr_Dirty_White_Boy_ attr_open song attr_close dbo_writer var_uri sep_dot dbr_Alvin_and_the_Chipmunks:_The_Squeakquel dbp_writer var_uri brack_close