sentences:  In recent years Amsterdam Crusaders have dominated the American Football Bond Nederland competition, having won 8 of the last 9 national titles.In 2006 they posted their first undefeated season in many years, but were made to fight for the ultimate crown by the Delft Dragons, who were only defeated in overtime - the only time this has occurred in the Tulip Bowl's history.In 2010, the Cru posted a second consecutive perfect record on their way to their 16th National title.