Complex sentence: During the second half of the 1970s, Lenhovda played in the fourth division which can be compared with today's division three but then, in 1978, Lenhovda had a brilliant year.
Split into simpler sentences: During the second half of the 1970s, Lenhovda played in the fourth division which can be compared with today's division 3. Then, in 1978, Lenhovda had a brilliant year.