Premise: The river is 48 km (30 miles) long, and the 11.2-hour raft ride covers 5 km (3 miles) of navigable river that meanders through the lush countryside, where you can take in the verdant river banks and the peace and quiet.

Hypothesis: The river is full of fast and rough rapids, and this raft ride is perfect for people who love thrill.
Relation: contradiction