list the people with final resting place as windsor castle and has james stephenson as predecessor ?
SELECT DISTINCT var_uri where brack_open var_uri dbo_restingPlace dbr_Windsor_Castle_ attr_open Smithfield,_Virginia attr_close sep_dot var_uri dbp_predecessor dbr_James_Stephenson_ attr_open congressman attr_close sep_dot var_uri a dbo_Person brack_close