Complex sentence: OAK, one of the largest detonations at Enewetak Atoll, and was fired at 0730 on 29 June 58 from a barge moored on the reef 21,000 feet (6.40 km) southwest of Bokoluo Island.
Split into simpler sentences: OAK, one of the largest detonations at Enewetak Atoll, and was fired at 0730 on 29 June 1958. OAK was detonated on a barge moored on the reef 21,000 feet (6.40 km) southwest of Bokoluo Island.