In the 2015–2016 season, how many games were played in the Italian Serie A league?
In the 2015–2016 season refers to season = '2015/2016'
SELECT COUNT(t2.id) FROM League AS t1 INNER JOIN Match AS t2 ON t1.id = t2.league_id WHERE t1.name = 'Italy Serie A' AND t2.season = '2015/2016'