Anchor: yeah well uh Craftsman put out a uh leaf vacuum a few years back craftsman Sears and Roebuck
Entailed: Craftsman produced a leaf vacuum a short while ago.
Contradiction: There were no leaf blowers around until last year.
Contradiction: It's easy to get started without lessons.
Contradiction: This site was created by the FITEC.  
Contradiction: We do not want to survive thus we do nothing.  
Contradiction: That might be a small problem.