Anchor: There may be situations, too, where graphic presentations will be more effective than tabular presentations.
Entailed: Presentations with images may be more effective than presentations without images. 
Contradiction: There are no situations that require graphic presentations as a more effective means than tabular presentations. 
Contradiction: Jean-Bertrand Aristride's leadership style is in stark contrast to Papa Doc Duvalier's.
Contradiction: A man sews.
Contradiction: Experts think clinical trials are sufficient.
Contradiction: The consumption that households take part in may have to be reduced if there is a constant economic downturn.