sentences:  The Patriots are also known for putting a great deal of emphasis on the front seven (defensive line and linebackers) but less so on the secondary.The 3–4 defense was originally devised by Bud Wilkinson at the University of Oklahoma in the late 1940s.Former Patriots and Oklahoma coach Chuck Fairbanks is credited with being a major figure in first bringing the 3–4 defense to the NFL in 1974.