Which product received a review from Indianapolis on 2016/10/7?
Indianapolis refers to state = 'Indianapolis'; on 2016/10/7 refers to Date = '2013-04-04';
SELECT T1.Product FROM reviews AS T1 INNER JOIN district AS T2 ON T1.district_id = T2.district_id WHERE T2.city = 'Indianapolis' AND T1.Date = '2016-10-07'