>SELECT tow.* FROM tow
>	INNER JOIN inhistory ih ON tow.child_id = ih.child_id 
>	WHERE tow.towid > 0 AND tow.vehi_id > 0 AND canccode = '    '
>			AND 
>                (ih.child_id IN ('<<lcchild_id>>', '<<lcParent_Id>>')
>		 OR ih.parent_id IN ('<<lcchild_id>>', '<<lcParent_Id>>'))
>