At the center of a workflow definition is a set of business events and the routings that are associated with those events. A business event is a condition that tells the system that an activity is complete. For example, a new record has been created, a record field has a particular value, or a due date has passed.
The longest river in the world is the Nile River. It stretches from near the equator in Eastern Africa and flows north for 4,100 miles before draining into the Mediterranean sea.
One of the most important rivers in the world, the Yangtze River is the longest river in China, and the third-longest in the world. The river is about 6300 km long (3915 miles) and originates in a glacier lying on the eastern part of the Tibetan plateau.