sentences:  For the first few days, it followed the wave that became Iris until a Fujiwhara interaction took place about midway between Cape Verde and the Lesser Antilles on August 25.Humberto peaked as a strong Category 2 hurricane and remained a hurricane until just before being absorbed by an extratropical cyclone on September 1.The system originated from one of several powerful tropical waves that moved off the west coast of Africa in the second half of August.