Premise: For example, the success of The Gap's jeans, J. C. Penney's Arizona line, and Sears's Canyon River Blue line has led to erosion of the market share held by the two leading jeans manufacturers, Levi Strauss and VF Corporation.

Hypothesis: The Gap's jeans didn't experience success although Sears and JC Penney's were very successful with their jean lines.
Relation: contradiction