count the wars in which people awarded with the queen's commendation for valuable service in the air
SELECT DISTINCT COUNT attr_open var_uri attr_close where brack_open var_x dbo_award dbr_Queen's_Commendation_for_Valuable_Service_in_the_Air sep_dot var_x dbp_battles var_uri sep_dot var_uri a dbo_MilitaryConflict brack_close