▁Sal zburg ▁the ▁previous ▁summer . ▁ ▁Str ucture ▁The ▁ser en ade ▁is ▁scored ▁for ▁two ▁ob o es ▁( d ou bling ▁fl utes ), ▁bass oon , ▁two ▁horn s , ▁two ▁tr ump ets ▁and ▁strings . ▁There ▁are ▁seven ▁movements : ▁ ▁Al leg ro ▁ass ai , ▁ 4 / 4 ▁And ante ▁moder ato ▁in ▁A ▁major , ▁ 3 / 4 ▁Al leg ro ▁in ▁A ▁major , ▁ 2 / 2 ▁Menu etto ▁& ▁T rio , ▁ 3 / 4 ▁[ And ante ] ▁in ▁G ▁major , ▁ 2 / 4 ▁Menu etto ▁& ▁T rio , ▁ 3 / 4 ▁And ant ino ▁Gra z ioso , ▁ 2 / 4 ▁— ▁Al leg ro , ▁ 3 / 8 ▁ ▁The ▁March ▁in ▁D , ▁K . ▁ 2 1 5 / 2 1 3 b , ▁was ▁used ▁as ▁an ▁introduction ▁or ▁exit ▁for ▁this ▁work . ▁ ▁The ▁second , ▁third ▁and ▁fourth ▁movements ▁all ▁feature ▁the ▁solo ▁viol in ▁prom in ently , ▁forming ▁a ▁three - mov ement ▁viol in ▁con cer to ▁within ▁the ▁ser en ade . ▁ ▁This ▁is ▁similar ▁to ▁the ▁K . ▁ 2 0 3 ▁ser en ade ▁from ▁the ▁previous ▁year . ▁ ▁Moz art ▁probably ▁played ▁the ▁solo ▁viol in ▁part ▁himself . ▁ ▁Like ▁most ▁of ▁his ▁orch est ral ▁ser en ades , ▁a ▁sym phony ▁was ▁arranged ▁from ▁a ▁subset ▁of ▁the ▁ser en ade