Complex sentence: After an evaluation of the first test results in 2004, Eurocontrol decided in 2005 to keep using this test and during the same year, the first European national air traffic controllers showed an interest in the FEAST test as well.
Split into simpler sentences: After an evaluation of the first test results in 2004, Eurocontrol decided in 2005 to keep using this test. During the same year, the first European national air traffic controllers showed an interest in the FEAST test as well.