name the person whose mother name is k'inich yo'nal ahk i and has a son named k'inich yo'nal ahk ii ?
SELECT DISTINCT var_uri where brack_open var_uri dbo_parent dbr_K'inich_Yo'nal_Ahk_I sep_dot var_uri dbo_child dbr_K'inich_Yo'nal_Ahk_II sep_dot var_uri a dbo_Person brack_close