-- Database schema
| location : LocationID [ INTEGER ] primary_key , Country [ TEXT ] , State [ TEXT ] , StateCode [ TEXT ] , City [ TEXT ] | user : UserID [ TEXT ] primary_key , Gender [ TEXT ] | twitter : TweetID [ TEXT ] primary_key , Weekday [ TEXT ] , Hour [ INTEGER ] , Day [ INTEGER ] , Lang [ TEXT ] , IsReshare [ TEXT ] , Reach [ INTEGER ] , RetweetCount [ INTEGER ] , Likes [ INTEGER ] , Klout [ INTEGER ] , Sentiment [ REAL ] , text [ TEXT ] , LocationID [ INTEGER ] twitter.LocationID = location.LocationID , UserID [ TEXT ] twitter.UserID = user.UserID |
-- -- What gender of users posted the most tweets in `en`?

SELECT T.Gender FROM ( SELECT T2.Gender, COUNT( text) AS num FROM twitter AS T1 INNER JOIN user AS T2 ON T1.UserID = T2.UserID WHERE T1.Lang = 'en' GROUP BY T2.Gender ) T ORDER BY T.num DESC LIMIT 1;