Complex sentence: In April 1975, during a combat mission his A- 37 bomber was hit by a Soviet anti-aircraft rocket and he had to eject out of his bomber into North Vietnam and was imprisoned for five years in a reeducation camp.
Split into simpler sentences: In April 1975, during a combat mission his A- 37 bomber was hit by a Soviet anti-aircraft rocket and he had to eject out of his bomber into North Vietnam. He was imprisoned for five years in a reeducation camp.