CREATE TABLE table_65810 ("Airing date" TEXT, "English title  ( Chinese title ) " TEXT, "Number of episodes" FLOAT, "Genre" TEXT, "Official website" TEXT)

What's the airing date of Armed Reaction with 20 episodes in the Modern Action genre having an official website?
SELECT "Airing date" FROM table_65810 WHERE "Official website" = 'official website' AND "Number of episodes" = '20' AND "Genre" = 'modern action' AND "English title (Chinese title)" = 'armed reaction 陀槍師姐'
SELECT "Airing date" FROM "table_65810" WHERE "English title (Chinese title)" = 'armed reaction 陀槍師姐' AND "Genre" = 'modern action' AND "Number of episodes" = '20' AND "Official website" = 'official website'