Database: european_football_1
Question: Of all the teams that played as a team away against Caen in the 2010 season, which one has the highest winning percentage?
SQL: SELECT AwayTeam FROM matchs WHERE HomeTeam = 'Caen' AND season = 2010 AND FTR = 'A' GROUP BY AwayTeam ORDER BY COUNT(AwayTeam) DESC LIMIT 1