SELECT lname ,  sex FROM Student WHERE StuID IN (SELECT T1.StuID FROM Plays_games AS T1 JOIN Video_games AS T2 ON T1.GameID  =  T2.GameID WHERE T2.Gname  =  "Call of Destiny" INTERSECT SELECT T1.StuID FROM Plays_games AS T1 JOIN Video_games AS T2 ON T1.GameID  =  T2.GameID WHERE T2.Gname  =  "Works of Widenius")
Find the last name and gender of the students who are playing both Call of Destiny and Works of Widenius games.
SELECT lname , sex FROM Student WHERE StuID IN ( SELECT T1.StuID FROM Plays_games AS T1 JOIN Video_games AS T2 ON T1.GameID = T2.GameID WHERE T2.Gname = `` Call of Destiny '' INTERSECT SELECT T1.StuID FROM Plays_games AS T1 JOIN Video_games AS T2 ON T1.GameID = T2.GameID WHERE T2.Gname = `` Works of Widenius '' )
select lname , sex from student where stuid in ( select t1 . stuid from plays_games as t1 join video_games as t2 on t1 . gameid = t2 . gameid where t2 . gname = value intersect select t1 . stuid from plays_games as t1 join video_games as t2 on t1 . gameid = t2 . gameid where t2 . gname = value )
Find the last name and gender of the students who are playing both Call of Destiny and Works of Widenius games .