which senator served in military units ordnance corps and ordnance corps ?
SELECT DISTINCT var_uri where brack_open var_uri dbo_militaryUnit dbr_Ordnance_Corps_ attr_open United_States_Army attr_close sep_dot var_uri dbo_militaryUnit dbr_Ordnance_Corps_ attr_open United_States_Army attr_close sep_dot var_uri a dbo_Senator brack_close